[INFO] cloning repository https://github.com/Hosshii/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Hosshii/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHosshii%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHosshii%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5fbd1c6d39bb5c1ced61e782f7b7e1c7fc61da8
[INFO] testing Hosshii/aoc2021 against 1.93.0 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHosshii%2Faoc2021" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Hosshii/aoc2021
[INFO] finished tweaking git repo https://github.com/Hosshii/aoc2021
[INFO] tweaked toml for git repo https://github.com/Hosshii/aoc2021 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hosshii/aoc2021 on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Hosshii/aoc2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 66e61dc14dbf8358e06039b5fe06ee5ca7999dfe1fc321da4f04ec913961b1bd
[INFO] running `Command { std: "docker" "start" "-a" "66e61dc14dbf8358e06039b5fe06ee5ca7999dfe1fc321da4f04ec913961b1bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "66e61dc14dbf8358e06039b5fe06ee5ca7999dfe1fc321da4f04ec913961b1bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66e61dc14dbf8358e06039b5fe06ee5ca7999dfe1fc321da4f04ec913961b1bd", kill_on_drop: false }`
[INFO] [stdout] 66e61dc14dbf8358e06039b5fe06ee5ca7999dfe1fc321da4f04ec913961b1bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50803eefccae4ef0089a60f85ac42c2bd52790d8c32c9a6272ddbe833165d4ba
[INFO] running `Command { std: "docker" "start" "-a" "50803eefccae4ef0089a60f85ac42c2bd52790d8c32c9a6272ddbe833165d4ba", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]    Compiling day15 v0.1.0 (/opt/rustwide/workdir/day15)
[INFO] [stderr]    Compiling day01 v0.1.0 (/opt/rustwide/workdir/day01)
[INFO] [stderr]    Compiling day03 v0.1.0 (/opt/rustwide/workdir/day03)
[INFO] [stderr]    Compiling day16 v0.1.0 (/opt/rustwide/workdir/day16)
[INFO] [stderr]    Compiling day17 v0.1.0 (/opt/rustwide/workdir/day17)
[INFO] [stderr]    Compiling day22 v0.1.0 (/opt/rustwide/workdir/day22)
[INFO] [stderr]    Compiling day23 v0.1.0 (/opt/rustwide/workdir/day23)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> day17/src/main.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |             let bunsi = (2 * a + t * (t + 1) * alpha - 2 * alpha * t);
[INFO] [stdout]    |                         ^                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -             let bunsi = (2 * a + t * (t + 1) * alpha - 2 * alpha * t);
[INFO] [stdout] 89 +             let bunsi = 2 * a + t * (t + 1) * alpha - 2 * alpha * t ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> day17/src/main.rs:90:25
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let bunbo = (2 * t);
[INFO] [stdout]    |                         ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 90 -             let bunbo = (2 * t);
[INFO] [stdout] 90 +             let bunbo = 2 * t ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_min` is never used
[INFO] [stdout]   --> day15/src/main.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn find_min(map: &[Vec<u64>], set: &HashSet<(usize, usize)>) -> (usize, usize) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ipt`
[INFO] [stdout]  --> day16/src/main.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let (ipt, packet) = parse_packet(&input)?;
[INFO] [stdout]   |          ^^^ help: if this is intentional, prefix it with an underscore: `_ipt`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]    --> day23/src/main.rs:384:17
[INFO] [stdout]     |
[INFO] [stdout] 384 |             let kind = if let NodeKind::Amphipod(amphipod) = node {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_char` is never used
[INFO] [stdout]    --> day23/src/main.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 217 | impl NodeKind {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 218 |     fn from_char(c: char) -> NodeKind {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Velocity` is never constructed
[INFO] [stdout]    --> day17/src/main.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | struct Velocity {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next` is never used
[INFO] [stdout]    --> day17/src/main.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl Velocity {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 116 |     fn next(self) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next` is never used
[INFO] [stdout]    --> day17/src/main.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Position {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 132 |     fn next(self, velocity: &Velocity) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `step` is never used
[INFO] [stdout]    --> day17/src/main.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn step(pos: Position, vel: Velocity) -> (Position, Velocity) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> day22/src/main.rs:198:14
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn operation(mut cubes: Vec<Cube>, op: &Operation) {
[INFO] [stdout]     |              ----^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cubes`
[INFO] [stdout]    --> day22/src/main.rs:198:14
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn operation(mut cubes: Vec<Cube>, op: &Operation) {
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cubes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `operation` is never used
[INFO] [stdout]    --> day22/src/main.rs:198:4
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn operation(mut cubes: Vec<Cube>, op: &Operation) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day18 v0.1.0 (/opt/rustwide/workdir/day18)
[INFO] [stderr]    Compiling day09 v0.1.0 (/opt/rustwide/workdir/day09)
[INFO] [stdout] warning: function `display_pair` is never used
[INFO] [stdout]   --> day18/src/main.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn display_pair(p: &Pair<u8>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayPair` is never constructed
[INFO] [stdout]    --> day18/src/main.rs:230:8
[INFO] [stdout]     |
[INFO] [stdout] 230 | struct DisplayPair<'a, T>(&'a Pair<T>);
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `display` is never used
[INFO] [stdout]    --> day18/src/main.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 232 | / impl<'a, T> DisplayPair<'a, T>
[INFO] [stdout] 233 | | where
[INFO] [stdout] 234 | |     T: Display,
[INFO] [stdout]     | |_______________- method in this implementation
[INFO] [stdout] 235 |   {
[INFO] [stdout] 236 |       fn display(&self) -> String {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayPairKind` is never constructed
[INFO] [stdout]    --> day18/src/main.rs:243:8
[INFO] [stdout]     |
[INFO] [stdout] 243 | struct DisplayPairKind<'a, T>(&'a PairKind<T>);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `display` is never used
[INFO] [stdout]    --> day18/src/main.rs:249:8
[INFO] [stdout]     |
[INFO] [stdout] 245 | / impl<'a, T> DisplayPairKind<'a, T>
[INFO] [stdout] 246 | | where
[INFO] [stdout] 247 | |     T: Display,
[INFO] [stdout]     | |_______________- method in this implementation
[INFO] [stdout] 248 |   {
[INFO] [stdout] 249 |       fn display(&self) -> String {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]    Compiling day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stderr]    Compiling day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stderr]    Compiling day14 v0.1.0 (/opt/rustwide/workdir/day14)
[INFO] [stdout] warning: unused import: `LinkedList`
[INFO] [stdout]  --> day14/src/main.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeMap, HashMap, LinkedList};
[INFO] [stdout]   |                                           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]   --> day13/src/main.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             paper.split_off(y as usize + 1);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `.truncate()` if you don't need the other half
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 38 |             let _ = paper.split_off(y as usize + 1);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]   --> day13/src/main.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 paper[y].split_off(line as usize + 1);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let _ = paper[y].split_off(line as usize + 1);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "50803eefccae4ef0089a60f85ac42c2bd52790d8c32c9a6272ddbe833165d4ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50803eefccae4ef0089a60f85ac42c2bd52790d8c32c9a6272ddbe833165d4ba", kill_on_drop: false }`
[INFO] [stdout] 50803eefccae4ef0089a60f85ac42c2bd52790d8c32c9a6272ddbe833165d4ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f74b388dbdd38541b461ce3f9a85736ad674b55bdf2d4abd1e27a621a75c8186
[INFO] running `Command { std: "docker" "start" "-a" "f74b388dbdd38541b461ce3f9a85736ad674b55bdf2d4abd1e27a621a75c8186", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]    Compiling day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stderr]    Compiling day22 v0.1.0 (/opt/rustwide/workdir/day22)
[INFO] [stderr]    Compiling day09 v0.1.0 (/opt/rustwide/workdir/day09)
[INFO] [stderr]    Compiling day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]    Compiling day23 v0.1.0 (/opt/rustwide/workdir/day23)
[INFO] [stderr]    Compiling day01 v0.1.0 (/opt/rustwide/workdir/day01)
[INFO] [stderr]    Compiling day03 v0.1.0 (/opt/rustwide/workdir/day03)
[INFO] [stdout] warning: unused variable: `kind`
[INFO] [stdout]    --> day23/src/main.rs:384:17
[INFO] [stdout]     |
[INFO] [stdout] 384 |             let kind = if let NodeKind::Amphipod(amphipod) = node {
[INFO] [stdout]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `from_char` is never used
[INFO] [stdout]    --> day23/src/main.rs:218:8
[INFO] [stdout]     |
[INFO] [stdout] 217 | impl NodeKind {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 218 |     fn from_char(c: char) -> NodeKind {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day18 v0.1.0 (/opt/rustwide/workdir/day18)
[INFO] [stderr]    Compiling day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> day22/src/main.rs:198:14
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn operation(mut cubes: Vec<Cube>, op: &Operation) {
[INFO] [stdout]     |              ----^^^^^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cubes`
[INFO] [stdout]    --> day22/src/main.rs:198:14
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn operation(mut cubes: Vec<Cube>, op: &Operation) {
[INFO] [stdout]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cubes`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day14 v0.1.0 (/opt/rustwide/workdir/day14)
[INFO] [stdout] warning: function `operation` is never used
[INFO] [stdout]    --> day22/src/main.rs:198:4
[INFO] [stdout]     |
[INFO] [stdout] 198 | fn operation(mut cubes: Vec<Cube>, op: &Operation) {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `display_pair` is never used
[INFO] [stdout]   --> day18/src/main.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn display_pair(p: &Pair<u8>) {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayPair` is never constructed
[INFO] [stdout]    --> day18/src/main.rs:230:8
[INFO] [stdout]     |
[INFO] [stdout] 230 | struct DisplayPair<'a, T>(&'a Pair<T>);
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `display` is never used
[INFO] [stdout]    --> day18/src/main.rs:236:8
[INFO] [stdout]     |
[INFO] [stdout] 232 | / impl<'a, T> DisplayPair<'a, T>
[INFO] [stdout] 233 | | where
[INFO] [stdout] 234 | |     T: Display,
[INFO] [stdout]     | |_______________- method in this implementation
[INFO] [stdout] 235 |   {
[INFO] [stdout] 236 |       fn display(&self) -> String {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `DisplayPairKind` is never constructed
[INFO] [stdout]    --> day18/src/main.rs:243:8
[INFO] [stdout]     |
[INFO] [stdout] 243 | struct DisplayPairKind<'a, T>(&'a PairKind<T>);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `display` is never used
[INFO] [stdout]    --> day18/src/main.rs:249:8
[INFO] [stdout]     |
[INFO] [stdout] 245 | / impl<'a, T> DisplayPairKind<'a, T>
[INFO] [stdout] 246 | | where
[INFO] [stdout] 247 | |     T: Display,
[INFO] [stdout]     | |_______________- method in this implementation
[INFO] [stdout] 248 |   {
[INFO] [stdout] 249 |       fn display(&self) -> String {
[INFO] [stdout]     |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day15 v0.1.0 (/opt/rustwide/workdir/day15)
[INFO] [stderr]    Compiling day16 v0.1.0 (/opt/rustwide/workdir/day16)
[INFO] [stderr]    Compiling day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stdout] warning: unused import: `LinkedList`
[INFO] [stdout]  --> day14/src/main.rs:1:43
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{BTreeMap, HashMap, LinkedList};
[INFO] [stdout]   |                                           ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day17 v0.1.0 (/opt/rustwide/workdir/day17)
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]   --> day13/src/main.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout] 38 |             paper.split_off(y as usize + 1);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `.truncate()` if you don't need the other half
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 38 |             let _ = paper.split_off(y as usize + 1);
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stdout]   --> day13/src/main.rs:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 paper[y].split_off(line as usize + 1);
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: use `.truncate()` if you don't need the other half
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let _ = paper[y].split_off(line as usize + 1);
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ipt`
[INFO] [stdout]  --> day16/src/main.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let (ipt, packet) = parse_packet(&input)?;
[INFO] [stdout]   |          ^^^ help: if this is intentional, prefix it with an underscore: `_ipt`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> day17/src/main.rs:89:25
[INFO] [stdout]    |
[INFO] [stdout] 89 |             let bunsi = (2 * a + t * (t + 1) * alpha - 2 * alpha * t);
[INFO] [stdout]    |                         ^                                           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 89 -             let bunsi = (2 * a + t * (t + 1) * alpha - 2 * alpha * t);
[INFO] [stdout] 89 +             let bunsi = 2 * a + t * (t + 1) * alpha - 2 * alpha * t ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]   --> day17/src/main.rs:90:25
[INFO] [stdout]    |
[INFO] [stdout] 90 |             let bunbo = (2 * t);
[INFO] [stdout]    |                         ^     ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 90 -             let bunbo = (2 * t);
[INFO] [stdout] 90 +             let bunbo = 2 * t ;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_min` is never used
[INFO] [stdout]   --> day15/src/main.rs:97:4
[INFO] [stdout]    |
[INFO] [stdout] 97 | fn find_min(map: &[Vec<u64>], set: &HashSet<(usize, usize)>) -> (usize, usize) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Velocity` is never constructed
[INFO] [stdout]    --> day17/src/main.rs:110:8
[INFO] [stdout]     |
[INFO] [stdout] 110 | struct Velocity {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next` is never used
[INFO] [stdout]    --> day17/src/main.rs:116:8
[INFO] [stdout]     |
[INFO] [stdout] 115 | impl Velocity {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 116 |     fn next(self) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `next` is never used
[INFO] [stdout]    --> day17/src/main.rs:132:8
[INFO] [stdout]     |
[INFO] [stdout] 131 | impl Position {
[INFO] [stdout]     | ------------- method in this implementation
[INFO] [stdout] 132 |     fn next(self, velocity: &Velocity) -> Self {
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `step` is never used
[INFO] [stdout]    --> day17/src/main.rs:140:4
[INFO] [stdout]     |
[INFO] [stdout] 140 | fn step(pos: Position, vel: Velocity) -> (Position, Velocity) {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `Command { std: "docker" "inspect" "f74b388dbdd38541b461ce3f9a85736ad674b55bdf2d4abd1e27a621a75c8186", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74b388dbdd38541b461ce3f9a85736ad674b55bdf2d4abd1e27a621a75c8186", kill_on_drop: false }`
[INFO] [stdout] f74b388dbdd38541b461ce3f9a85736ad674b55bdf2d4abd1e27a621a75c8186
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 63750930e76e3c12e15547e92cd513dd8307e2ef9ffe65dcb7459f0ba5a62caa
[INFO] running `Command { std: "docker" "start" "-a" "63750930e76e3c12e15547e92cd513dd8307e2ef9ffe65dcb7459f0ba5a62caa", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr]   |
[INFO] [stderr]   = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr]   = note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr]   = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr] warning: function `display_pair` is never used
[INFO] [stderr]   --> day18/src/main.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 | fn display_pair(p: &Pair<u8>) {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DisplayPair` is never constructed
[INFO] [stderr]    --> day18/src/main.rs:230:8
[INFO] [stderr]     |
[INFO] [stderr] 230 | struct DisplayPair<'a, T>(&'a Pair<T>);
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `display` is never used
[INFO] [stderr]    --> day18/src/main.rs:236:8
[INFO] [stderr]     |
[INFO] [stderr] 232 | / impl<'a, T> DisplayPair<'a, T>
[INFO] [stderr] 233 | | where
[INFO] [stderr] 234 | |     T: Display,
[INFO] [stderr]     | |_______________- method in this implementation
[INFO] [stderr] 235 |   {
[INFO] [stderr] 236 |       fn display(&self) -> String {
[INFO] [stderr]     |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `DisplayPairKind` is never constructed
[INFO] [stderr]    --> day18/src/main.rs:243:8
[INFO] [stderr]     |
[INFO] [stderr] 243 | struct DisplayPairKind<'a, T>(&'a PairKind<T>);
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `display` is never used
[INFO] [stderr]    --> day18/src/main.rs:249:8
[INFO] [stderr]     |
[INFO] [stderr] 245 | / impl<'a, T> DisplayPairKind<'a, T>
[INFO] [stderr] 246 | | where
[INFO] [stderr] 247 | |     T: Display,
[INFO] [stderr]     | |_______________- method in this implementation
[INFO] [stderr] 248 |   {
[INFO] [stderr] 249 |       fn display(&self) -> String {
[INFO] [stderr]     |          ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `day18` (bin "day18" test) generated 5 warnings
[INFO] [stderr] warning: unused variable: `ipt`
[INFO] [stderr]  --> day16/src/main.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let (ipt, packet) = parse_packet(&input)?;
[INFO] [stderr]   |          ^^^ help: if this is intentional, prefix it with an underscore: `_ipt`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> day17/src/main.rs:89:25
[INFO] [stderr]    |
[INFO] [stderr] 89 |             let bunsi = (2 * a + t * (t + 1) * alpha - 2 * alpha * t);
[INFO] [stderr]    |                         ^                                           ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 89 -             let bunsi = (2 * a + t * (t + 1) * alpha - 2 * alpha * t);
[INFO] [stderr] 89 +             let bunsi = 2 * a + t * (t + 1) * alpha - 2 * alpha * t ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]   --> day17/src/main.rs:90:25
[INFO] [stderr]    |
[INFO] [stderr] 90 |             let bunbo = (2 * t);
[INFO] [stderr]    |                         ^     ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 90 -             let bunbo = (2 * t);
[INFO] [stderr] 90 +             let bunbo = 2 * t ;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Velocity` is never constructed
[INFO] [stderr]    --> day17/src/main.rs:110:8
[INFO] [stderr]     |
[INFO] [stderr] 110 | struct Velocity {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `next` is never used
[INFO] [stderr]    --> day17/src/main.rs:116:8
[INFO] [stderr]     |
[INFO] [stderr] 115 | impl Velocity {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] 116 |     fn next(self) -> Self {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `next` is never used
[INFO] [stderr]    --> day17/src/main.rs:132:8
[INFO] [stderr]     |
[INFO] [stderr] 131 | impl Position {
[INFO] [stderr]     | ------------- method in this implementation
[INFO] [stderr] 132 |     fn next(self, velocity: &Velocity) -> Self {
[INFO] [stderr]     |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `step` is never used
[INFO] [stderr]    --> day17/src/main.rs:140:4
[INFO] [stderr]     |
[INFO] [stderr] 140 | fn step(pos: Position, vel: Velocity) -> (Position, Velocity) {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> day22/src/main.rs:198:14
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn operation(mut cubes: Vec<Cube>, op: &Operation) {
[INFO] [stderr]     |              ----^^^^^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `cubes`
[INFO] [stderr]    --> day22/src/main.rs:198:14
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn operation(mut cubes: Vec<Cube>, op: &Operation) {
[INFO] [stderr]     |              ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_cubes`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `operation` is never used
[INFO] [stderr]    --> day22/src/main.rs:198:4
[INFO] [stderr]     |
[INFO] [stderr] 198 | fn operation(mut cubes: Vec<Cube>, op: &Operation) {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `find_min` is never used
[INFO] [stderr]   --> day15/src/main.rs:97:4
[INFO] [stderr]    |
[INFO] [stderr] 97 | fn find_min(map: &[Vec<u64>], set: &HashSet<(usize, usize)>) -> (usize, usize) {
[INFO] [stderr]    |    ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `day16` (bin "day16" test) generated 1 warning (run `cargo fix --bin "day16" -p day16 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `day17` (bin "day17" test) generated 6 warnings (run `cargo fix --bin "day17" -p day17 --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `day22` (bin "day22" test) generated 3 warnings (run `cargo fix --bin "day22" -p day22 --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `day15` (bin "day15" test) generated 1 warning
[INFO] [stderr] warning: unused variable: `kind`
[INFO] [stderr]    --> day23/src/main.rs:384:17
[INFO] [stderr]     |
[INFO] [stderr] 384 |             let kind = if let NodeKind::Amphipod(amphipod) = node {
[INFO] [stderr]     |                 ^^^^ help: if this is intentional, prefix it with an underscore: `_kind`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `from_char` is never used
[INFO] [stderr]    --> day23/src/main.rs:218:8
[INFO] [stderr]     |
[INFO] [stderr] 217 | impl NodeKind {
[INFO] [stderr]     | ------------- associated function in this implementation
[INFO] [stderr] 218 |     fn from_char(c: char) -> NodeKind {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `LinkedList`
[INFO] [stderr]  --> day14/src/main.rs:1:43
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections::{BTreeMap, HashMap, LinkedList};
[INFO] [stderr]   |                                           ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stderr]   --> day13/src/main.rs:38:13
[INFO] [stderr]    |
[INFO] [stderr] 38 |             paper.split_off(y as usize + 1);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: use `.truncate()` if you don't need the other half
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 38 |             let _ = paper.split_off(y as usize + 1);
[INFO] [stderr]    |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Vec::<T, A>::split_off` that must be used
[INFO] [stderr]   --> day13/src/main.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 paper[y].split_off(line as usize + 1);
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: use `.truncate()` if you don't need the other half
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 let _ = paper[y].split_off(line as usize + 1);
[INFO] [stderr]    |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `day23` (bin "day23" test) generated 2 warnings (run `cargo fix --bin "day23" -p day23 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `day14` (bin "day14" test) generated 1 warning (run `cargo fix --bin "day14" -p day14 --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `day13` (bin "day13" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day01-090af51629de0fac)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day02-fdb5514701866ee4)
[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] [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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day03-1785c2bdbb91f135)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day09-dc420370cf12261f)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day10-f2c449fd0e030006)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day11-7e24c37d11257a83)
[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] [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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day12-7081f73c6edc0d1a)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day13-c32b7bd98b3c1b8b)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day14-ffc3884c53241368)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day15-30d0e20d4fab29a2)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day16-18fc6c6acea7d3b9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_to_dec ... 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 src/main.rs (/opt/rustwide/target/debug/deps/day17-b6e9f8057f616227)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day18-249c6a13d281389d)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day22-c1feec47f7a5f8bf)
[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] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::test_split ... ok
[INFO] [stdout] test tests::test_split_x ... ok
[INFO] [stdout] test tests::test_split_y ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day23-178937b2a90cdcea)
[INFO] [stdout] test tests::test_split_z ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_can_move ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_can_move stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_can_move' (36) panicked at day23/src/main.rs:486:9:
[INFO] [stdout] assertion failed: !can_move(&from, &to, &hole, &side_room)
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c30f2dd2852 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c30f2dd2852 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c30f2dd2852 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x5c30f2dd2852 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x5c30f2de2567 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c30f2de2567 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x5c30f2da1606 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stderr] error: test failed, to rerun pass `-p day23 --bin day23`
[INFO] [stdout]    7:     0x5c30f2da1606 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x5c30f2db1c19 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x5c30f2db1c19 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5c30f2db1ab1 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x5c30f2d7624e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x5c30f2d7624e - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5c30f2db1e92 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x5c30f2db1e92 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x5c30f2db1d0a - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x5c30f2dad2a9 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x5c30f2d963cd - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x5c30f2de99ac - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x5c30f2de9972 - core::panicking::panic::h40aea00c5b72b770
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x5c30f2d544ef - day23::tests::test_can_move::h966f070dc18082c0
[INFO] [stdout]                                at /opt/rustwide/workdir/day23/src/main.rs:486:9
[INFO] [stdout]   21:     0x5c30f2d54687 - day23::tests::test_can_move::{{closure}}::hb8057f983d3c54be
[INFO] [stdout]                                at /opt/rustwide/workdir/day23/src/main.rs:428:23
[INFO] [stdout]   22:     0x5c30f2d52756 - core::ops::function::FnOnce::call_once::hda6a024301bb39fd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5c30f2d7607b - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5c30f2d7607b - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   25:     0x5c30f2d89a0a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   26:     0x5c30f2d89a0a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   27:     0x5c30f2d89a0a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x5c30f2d89a0a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5c30f2d89a0a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5c30f2d89a0a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   31:     0x5c30f2d89a0a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   32:     0x5c30f2d63ca4 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   33:     0x5c30f2d63ca4 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   34:     0x5c30f2d675d2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   35:     0x5c30f2d675d2 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   36:     0x5c30f2d675d2 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   37:     0x5c30f2d675d2 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   38:     0x5c30f2d675d2 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x5c30f2d675d2 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   40:     0x5c30f2d675d2 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5c30f2da893f - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   42:     0x5c30f2da893f - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   43:     0x7ae444197aa4 - <unknown>
[INFO] [stdout]   44:     0x7ae444224a64 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_can_move
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "63750930e76e3c12e15547e92cd513dd8307e2ef9ffe65dcb7459f0ba5a62caa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63750930e76e3c12e15547e92cd513dd8307e2ef9ffe65dcb7459f0ba5a62caa", kill_on_drop: false }`
[INFO] [stdout] 63750930e76e3c12e15547e92cd513dd8307e2ef9ffe65dcb7459f0ba5a62caa
