[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 master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHosshii%2Faoc2021" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/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-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Hosshii/aoc2021 on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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] 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 889f15203372524877c160d156eaa2af601bea2cdc83bb0abfb884f8484a3e96
[INFO] running `Command { std: "docker" "start" "-a" "889f15203372524877c160d156eaa2af601bea2cdc83bb0abfb884f8484a3e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "889f15203372524877c160d156eaa2af601bea2cdc83bb0abfb884f8484a3e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "889f15203372524877c160d156eaa2af601bea2cdc83bb0abfb884f8484a3e96", kill_on_drop: false }`
[INFO] [stdout] 889f15203372524877c160d156eaa2af601bea2cdc83bb0abfb884f8484a3e96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8740d7f3e6d465e3cff2f0e58b390110a7b1b9863152dfabcbc8bc9f41c1f89f
[INFO] running `Command { std: "docker" "start" "-a" "8740d7f3e6d465e3cff2f0e58b390110a7b1b9863152dfabcbc8bc9f41c1f89f", 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] 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 day22 v0.1.0 (/opt/rustwide/workdir/day22)
[INFO] [stderr]    Compiling day15 v0.1.0 (/opt/rustwide/workdir/day15)
[INFO] [stderr]    Compiling day14 v0.1.0 (/opt/rustwide/workdir/day14)
[INFO] [stderr]    Compiling day23 v0.1.0 (/opt/rustwide/workdir/day23)
[INFO] [stderr]    Compiling day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]    Compiling day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stderr]    Compiling day09 v0.1.0 (/opt/rustwide/workdir/day09)
[INFO] [stderr]    Compiling day18 v0.1.0 (/opt/rustwide/workdir/day18)
[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)]` 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)]` 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] [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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cubes`
[INFO] [stdout]    --> day22/src/main.rs:198:18
[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)]` on by default
[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)]` 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)]` 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)]` on by default
[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: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)]` 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]    Compiling day03 v0.1.0 (/opt/rustwide/workdir/day03)
[INFO] [stderr]    Compiling day01 v0.1.0 (/opt/rustwide/workdir/day01)
[INFO] [stderr]    Compiling day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stderr]    Compiling day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]    Compiling day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stderr]    Compiling day16 v0.1.0 (/opt/rustwide/workdir/day16)
[INFO] [stderr]    Compiling day17 v0.1.0 (/opt/rustwide/workdir/day17)
[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)]` 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: 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)]` 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)]` 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 `dev` profile [unoptimized + debuginfo] target(s) in 12.04s
[INFO] running `Command { std: "docker" "inspect" "8740d7f3e6d465e3cff2f0e58b390110a7b1b9863152dfabcbc8bc9f41c1f89f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8740d7f3e6d465e3cff2f0e58b390110a7b1b9863152dfabcbc8bc9f41c1f89f", kill_on_drop: false }`
[INFO] [stdout] 8740d7f3e6d465e3cff2f0e58b390110a7b1b9863152dfabcbc8bc9f41c1f89f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d9eaaa4148cfe89c4d1a69e39014b62f4ab6a5e457e619f074b80617a1db80c
[INFO] running `Command { std: "docker" "start" "-a" "3d9eaaa4148cfe89c4d1a69e39014b62f4ab6a5e457e619f074b80617a1db80c", 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] 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 day17 v0.1.0 (/opt/rustwide/workdir/day17)
[INFO] [stderr]    Compiling day10 v0.1.0 (/opt/rustwide/workdir/day10)
[INFO] [stderr]    Compiling day14 v0.1.0 (/opt/rustwide/workdir/day14)
[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 day13 v0.1.0 (/opt/rustwide/workdir/day13)
[INFO] [stderr]    Compiling day12 v0.1.0 (/opt/rustwide/workdir/day12)
[INFO] [stderr]    Compiling day23 v0.1.0 (/opt/rustwide/workdir/day23)
[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)]` 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)]` 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: 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)]` 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]    Compiling day09 v0.1.0 (/opt/rustwide/workdir/day09)
[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)]` 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]    Compiling day11 v0.1.0 (/opt/rustwide/workdir/day11)
[INFO] [stderr]    Compiling day02 v0.1.0 (/opt/rustwide/workdir/day02)
[INFO] [stderr]    Compiling day18 v0.1.0 (/opt/rustwide/workdir/day18)
[INFO] [stderr]    Compiling day15 v0.1.0 (/opt/rustwide/workdir/day15)
[INFO] [stderr]    Compiling day16 v0.1.0 (/opt/rustwide/workdir/day16)
[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)]` 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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling day22 v0.1.0 (/opt/rustwide/workdir/day22)
[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)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cubes`
[INFO] [stdout]    --> day22/src/main.rs:198:18
[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)]` on by default
[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)]` 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)]` on by default
[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)]` 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)]` 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]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "3d9eaaa4148cfe89c4d1a69e39014b62f4ab6a5e457e619f074b80617a1db80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d9eaaa4148cfe89c4d1a69e39014b62f4ab6a5e457e619f074b80617a1db80c", kill_on_drop: false }`
[INFO] [stdout] 3d9eaaa4148cfe89c4d1a69e39014b62f4ab6a5e457e619f074b80617a1db80c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Copt-level=3" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 928a205fa0ce401773eee80d63a8e750f64c36ddbd8f229e3320e0bd9d9a99c8
[INFO] running `Command { std: "docker" "start" "-a" "928a205fa0ce401773eee80d63a8e750f64c36ddbd8f229e3320e0bd9d9a99c8", 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] 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: unused variable: `cubes`
[INFO] [stderr]    --> day22/src/main.rs:198:18
[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)]` on by default
[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)]` 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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `day22` (bin "day22" test) generated 3 warnings (run `cargo fix --bin "day22" --tests` to apply 1 suggestion)
[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)]` 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: 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)]` 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)]` 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: 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)]` 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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `day18` (bin "day18" test) generated 5 warnings
[INFO] [stderr] warning: `day17` (bin "day17" test) generated 6 warnings (run `cargo fix --bin "day17" --tests` to apply 2 suggestions)
[INFO] [stderr] warning: `day14` (bin "day14" test) generated 1 warning (run `cargo fix --bin "day14" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `day15` (bin "day15" test) generated 1 warning
[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)]` 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)]` 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: 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)]` 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)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `day16` (bin "day16" test) generated 1 warning
[INFO] [stderr] warning: `day13` (bin "day13" test) generated 2 warnings
[INFO] [stderr] warning: `day23` (bin "day23" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day01-a6e3a1b2e819ffaa)
[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/day02-d4f9deb52b86558b)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day03-00f825646c4e4386)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day09-d737a1448b710ed2)
[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/day10-37f6603b311e935a)
[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/day11-4cca882f944b4932)
[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/day12-9a330015beabe9af)
[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/day13-92e566e1f262ddad)
[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-bc4b3f942ba3b307)
[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-f5ebd58b52c6b70f)
[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/day16-0aae986795abbee8)
[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/day17-284027dd06aa2227)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day18-0079d4c52f15e45e)
[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/day22-0dcf687feb12e897)
[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] [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 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/day23-2afd73c2ba47b864)
[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' 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:     0x6500d317ba52 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6500d317ba52 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6500d317ba52 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x6500d317ba52 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x6500d31a0b13 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x6500d31a0b13 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x6500d31789e3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6500d31789e3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x6500d317b8a2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x6500d317cfbc - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x6500d317ce12 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x6500d3144f34 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x6500d3144f34 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6500d317d99b - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x6500d317d99b - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x6500d317d736 - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x6500d317bf49 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x6500d317d3fd - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x6500d319f690 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x6500d319f6fc - core::panicking::panic::hd2a569f4f37f7e10
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x6500d310ad44 - day23::tests::test_can_move::hd727fcc8ac0b0708
[INFO] [stdout]                                at /opt/rustwide/workdir/day23/src/main.rs:486:9
[INFO] [stdout]   21:     0x6500d310ad44 - day23::tests::test_can_move::{{closure}}::h2330a292490e6a40
[INFO] [stdout]                                at /opt/rustwide/workdir/day23/src/main.rs:428:23
[INFO] [stdout]   22:     0x6500d310ad44 - core::ops::function::FnOnce::call_once::hd778984d341fcdf8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x6500d314a66b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x6500d314a66b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   25:     0x6500d31498ae - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   26:     0x6500d31498ae - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x6500d31498ae - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x6500d31498ae - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x6500d31498ae - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x6500d31498ae - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   31:     0x6500d31498ae - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   32:     0x6500d310d454 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   33:     0x6500d310d454 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   34:     0x6500d3110dfa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x6500d3110dfa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x6500d3110dfa - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   37:     0x6500d3110dfa - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   38:     0x6500d3110dfa - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x6500d3110dfa - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x6500d3110dfa - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x6500d31808f7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x6500d31808f7 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x6500d31808f7 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   44:     0x76d910c64aa4 - <unknown>
[INFO] [stdout]   45:     0x76d910cf1a34 - clone
[INFO] [stdout]   46:                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 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `-p day23 --bin day23`
[INFO] running `Command { std: "docker" "inspect" "928a205fa0ce401773eee80d63a8e750f64c36ddbd8f229e3320e0bd9d9a99c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928a205fa0ce401773eee80d63a8e750f64c36ddbd8f229e3320e0bd9d9a99c8", kill_on_drop: false }`
[INFO] [stdout] 928a205fa0ce401773eee80d63a8e750f64c36ddbd8f229e3320e0bd9d9a99c8
