[INFO] cloning repository https://github.com/andraspalasti/AOC2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andraspalasti/AOC2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandraspalasti%2FAOC2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandraspalasti%2FAOC2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 77379d6db07ba82d487189e349258f39cf13494c
[INFO] checking andraspalasti/AOC2021 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandraspalasti%2FAOC2021" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/andraspalasti/AOC2021
[INFO] finished tweaking git repo https://github.com/andraspalasti/AOC2021
[INFO] tweaked toml for git repo https://github.com/andraspalasti/AOC2021 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/andraspalasti/AOC2021 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/andraspalasti/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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 64b8a00cc3615da28304c04b748b8718e483b12a0db35f44e72b2a1e6d2e97a5
[INFO] running `Command { std: "docker" "start" "-a" "64b8a00cc3615da28304c04b748b8718e483b12a0db35f44e72b2a1e6d2e97a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "64b8a00cc3615da28304c04b748b8718e483b12a0db35f44e72b2a1e6d2e97a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64b8a00cc3615da28304c04b748b8718e483b12a0db35f44e72b2a1e6d2e97a5", kill_on_drop: false }`
[INFO] [stdout] 64b8a00cc3615da28304c04b748b8718e483b12a0db35f44e72b2a1e6d2e97a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d9d27ec1d2095de3f649dc29e0adb0ea7acc88c47086d692542fefdff14d5d9
[INFO] running `Command { std: "docker" "start" "-a" "3d9d27ec1d2095de3f649dc29e0adb0ea7acc88c47086d692542fefdff14d5d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]    Compiling indexmap v1.8.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking integer-sqrt v0.1.5
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]     Checking wide v0.7.4
[INFO] [stderr]     Checking simba v0.7.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking pathfinding v3.0.12
[INFO] [stderr]     Checking nalgebra v0.31.0
[INFO] [stderr]     Checking aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<day13a::Fold, Infallible>
[INFO] [stdout]   --> src/day13a/mod.rs:11:53
[INFO] [stdout]    |
[INFO] [stdout] 11 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 12 | |         let (left, right) = s.trim_start_matches("fold along ").split_once('=').unwrap();
[INFO] [stdout] 13 | |
[INFO] [stdout] 14 | |         match left {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13a::Fold, Infallible>
[INFO] [stdout]   --> src/day13a/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         match left {
[INFO] [stdout] 15 | |             "y" => Ok(Self::Horizontal(right.parse().unwrap())),
[INFO] [stdout] 16 | |             "x" => Ok(Self::Vertical(right.parse().unwrap())),
[INFO] [stdout] 17 | |             _ => unreachable!("Unhandled axis '{}'", left),
[INFO] [stdout] 18 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13a::Fold, Infallible>
[INFO] [stdout]   --> src/day13a/mod.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |             "y" => Ok(Self::Horizontal(right.parse().unwrap())),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13a::Fold, Infallible>
[INFO] [stdout]   --> src/day13a/mod.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |             "x" => Ok(Self::Vertical(right.parse().unwrap())),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13a::Fold, Infallible>
[INFO] [stdout]   --> src/day13a/mod.rs:52:53
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let folds: Vec<Fold> = folds.lines().map(|line| line.parse().unwrap()).collect();
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13b::Fold, Infallible>
[INFO] [stdout]   --> src/day13b/mod.rs:11:53
[INFO] [stdout]    |
[INFO] [stdout] 11 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 12 | |         let (left, right) = s.trim_start_matches("fold along ").split_once('=').unwrap();
[INFO] [stdout] 13 | |
[INFO] [stdout] 14 | |         match left {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13b::Fold, Infallible>
[INFO] [stdout]   --> src/day13b/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         match left {
[INFO] [stdout] 15 | |             "y" => Ok(Self::Horizontal(right.parse().unwrap())),
[INFO] [stdout] 16 | |             "x" => Ok(Self::Vertical(right.parse().unwrap())),
[INFO] [stdout] 17 | |             _ => unreachable!("Unhandled axis '{}'", left),
[INFO] [stdout] 18 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13b::Fold, Infallible>
[INFO] [stdout]   --> src/day13b/mod.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |             "y" => Ok(Self::Horizontal(right.parse().unwrap())),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13b::Fold, Infallible>
[INFO] [stdout]   --> src/day13b/mod.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |             "x" => Ok(Self::Vertical(right.parse().unwrap())),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13b::Fold, Infallible>
[INFO] [stdout]   --> src/day13b/mod.rs:52:53
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let folds: Vec<Fold> = folds.lines().map(|line| line.parse().unwrap()).collect();
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2a::Command, Infallible>
[INFO] [stdout]   --> src/day2a/mod.rs:16:53
[INFO] [stdout]    |
[INFO] [stdout] 16 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 17 | |         let (dir, amount) = s.split_once(' ').unwrap();
[INFO] [stdout] 18 | |         Ok(Command {
[INFO] [stdout] 19 | |             dir: match dir {
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         })
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2a::Command, Infallible>
[INFO] [stdout]   --> src/day2a/mod.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | /         Ok(Command {
[INFO] [stdout] 19 | |             dir: match dir {
[INFO] [stdout] 20 | |                 "forward" => Dir::Forward,
[INFO] [stdout] 21 | |                 "up" => Dir::Up,
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |             amount: amount.parse().unwrap(),
[INFO] [stdout] 26 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2a::Command, Infallible>
[INFO] [stdout]   --> src/day2a/mod.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |         .map(|line| line.parse().unwrap())
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2b::Command, Infallible>
[INFO] [stdout]   --> src/day2b/mod.rs:16:53
[INFO] [stdout]    |
[INFO] [stdout] 16 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 17 | |         let (dir, amount) = s.split_once(' ').unwrap();
[INFO] [stdout] 18 | |         Ok(Command {
[INFO] [stdout] 19 | |             dir: match dir {
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         })
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2b::Command, Infallible>
[INFO] [stdout]   --> src/day2b/mod.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | /         Ok(Command {
[INFO] [stdout] 19 | |             dir: match dir {
[INFO] [stdout] 20 | |                 "forward" => Dir::Forward,
[INFO] [stdout] 21 | |                 "up" => Dir::Up,
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |             amount: amount.parse().unwrap(),
[INFO] [stdout] 26 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2b::Command, Infallible>
[INFO] [stdout]   --> src/day2b/mod.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |         .map(|line| line.parse().unwrap())
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]   --> src/day5a/mod.rs:26:53
[INFO] [stdout]    |
[INFO] [stdout] 26 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 27 | |         let (start, end) = s.split_once(" -> ").unwrap();
[INFO] [stdout] 28 | |         let start = start.split_once(',').unwrap();
[INFO] [stdout] 29 | |         let end = end.split_once(',').unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 33 | |         ))
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]   --> src/day5a/mod.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         Ok(Self::new(
[INFO] [stdout] 31 | |             (start.0.parse().unwrap(), start.1.parse().unwrap()),
[INFO] [stdout] 32 | |             (end.0.parse().unwrap(), end.1.parse().unwrap()),
[INFO] [stdout] 33 | |         ))
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]   --> src/day5a/mod.rs:82:18
[INFO] [stdout]    |
[INFO] [stdout] 82 |         .map(|s| s.parse().unwrap())
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]  --> src/day5b/mod.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 |         .map(|s| s.parse().unwrap())
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9a::Map, Infallible>
[INFO] [stdout]   --> src/day9a/mod.rs:28:53
[INFO] [stdout]    |
[INFO] [stdout] 28 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 29 | |         let mut heights = HashMap::new();
[INFO] [stdout] 30 | |         for (y, line) in s.lines().enumerate() {
[INFO] [stdout] 31 | |             for (x, c) in line.chars().enumerate() {
[INFO] [stdout] ...  |
[INFO] [stdout] 35 | |         Ok(Self { heights })
[INFO] [stdout] 36 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9a::Map, Infallible>
[INFO] [stdout]   --> src/day9a/mod.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         Ok(Self { heights })
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9a::Map, Infallible>
[INFO] [stdout]   --> src/day9a/mod.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let map = Map::from_str(include_str!("./input.txt")).unwrap();
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9b::Map, Infallible>
[INFO] [stdout]   --> src/day9b/mod.rs:25:53
[INFO] [stdout]    |
[INFO] [stdout] 25 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 26 | |         let mut heights = HashMap::new();
[INFO] [stdout] 27 | |         for (y, line) in s.lines().enumerate() {
[INFO] [stdout] 28 | |             for (x, c) in line.chars().enumerate() {
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |         Ok(Self { heights })
[INFO] [stdout] 33 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9b::Map, Infallible>
[INFO] [stdout]   --> src/day9b/mod.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Ok(Self { heights })
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9b::Map, Infallible>
[INFO] [stdout]   --> src/day9b/mod.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut map = Map::from_str(include_str!("./input.txt")).unwrap();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2021` (bin "aoc2021" test) due to 26 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<day13a::Fold, Infallible>
[INFO] [stdout]   --> src/day13a/mod.rs:11:53
[INFO] [stdout]    |
[INFO] [stdout] 11 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 12 | |         let (left, right) = s.trim_start_matches("fold along ").split_once('=').unwrap();
[INFO] [stdout] 13 | |
[INFO] [stdout] 14 | |         match left {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13a::Fold, Infallible>
[INFO] [stdout]   --> src/day13a/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         match left {
[INFO] [stdout] 15 | |             "y" => Ok(Self::Horizontal(right.parse().unwrap())),
[INFO] [stdout] 16 | |             "x" => Ok(Self::Vertical(right.parse().unwrap())),
[INFO] [stdout] 17 | |             _ => unreachable!("Unhandled axis '{}'", left),
[INFO] [stdout] 18 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13a::Fold, Infallible>
[INFO] [stdout]   --> src/day13a/mod.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |             "y" => Ok(Self::Horizontal(right.parse().unwrap())),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13a::Fold, Infallible>
[INFO] [stdout]   --> src/day13a/mod.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |             "x" => Ok(Self::Vertical(right.parse().unwrap())),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13a::Fold, Infallible>
[INFO] [stdout]   --> src/day13a/mod.rs:52:53
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let folds: Vec<Fold> = folds.lines().map(|line| line.parse().unwrap()).collect();
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13b::Fold, Infallible>
[INFO] [stdout]   --> src/day13b/mod.rs:11:53
[INFO] [stdout]    |
[INFO] [stdout] 11 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 12 | |         let (left, right) = s.trim_start_matches("fold along ").split_once('=').unwrap();
[INFO] [stdout] 13 | |
[INFO] [stdout] 14 | |         match left {
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13b::Fold, Infallible>
[INFO] [stdout]   --> src/day13b/mod.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | /         match left {
[INFO] [stdout] 15 | |             "y" => Ok(Self::Horizontal(right.parse().unwrap())),
[INFO] [stdout] 16 | |             "x" => Ok(Self::Vertical(right.parse().unwrap())),
[INFO] [stdout] 17 | |             _ => unreachable!("Unhandled axis '{}'", left),
[INFO] [stdout] 18 | |         }
[INFO] [stdout]    | |_________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13b::Fold, Infallible>
[INFO] [stdout]   --> src/day13b/mod.rs:15:20
[INFO] [stdout]    |
[INFO] [stdout] 15 |             "y" => Ok(Self::Horizontal(right.parse().unwrap())),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13b::Fold, Infallible>
[INFO] [stdout]   --> src/day13b/mod.rs:16:20
[INFO] [stdout]    |
[INFO] [stdout] 16 |             "x" => Ok(Self::Vertical(right.parse().unwrap())),
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day13b::Fold, Infallible>
[INFO] [stdout]   --> src/day13b/mod.rs:52:53
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let folds: Vec<Fold> = folds.lines().map(|line| line.parse().unwrap()).collect();
[INFO] [stdout]    |                                                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2a::Command, Infallible>
[INFO] [stdout]   --> src/day2a/mod.rs:16:53
[INFO] [stdout]    |
[INFO] [stdout] 16 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 17 | |         let (dir, amount) = s.split_once(' ').unwrap();
[INFO] [stdout] 18 | |         Ok(Command {
[INFO] [stdout] 19 | |             dir: match dir {
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         })
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2a::Command, Infallible>
[INFO] [stdout]   --> src/day2a/mod.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | /         Ok(Command {
[INFO] [stdout] 19 | |             dir: match dir {
[INFO] [stdout] 20 | |                 "forward" => Dir::Forward,
[INFO] [stdout] 21 | |                 "up" => Dir::Up,
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |             amount: amount.parse().unwrap(),
[INFO] [stdout] 26 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2a::Command, Infallible>
[INFO] [stdout]   --> src/day2a/mod.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |         .map(|line| line.parse().unwrap())
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2b::Command, Infallible>
[INFO] [stdout]   --> src/day2b/mod.rs:16:53
[INFO] [stdout]    |
[INFO] [stdout] 16 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 17 | |         let (dir, amount) = s.split_once(' ').unwrap();
[INFO] [stdout] 18 | |         Ok(Command {
[INFO] [stdout] 19 | |             dir: match dir {
[INFO] [stdout] ...  |
[INFO] [stdout] 26 | |         })
[INFO] [stdout] 27 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2b::Command, Infallible>
[INFO] [stdout]   --> src/day2b/mod.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 | /         Ok(Command {
[INFO] [stdout] 19 | |             dir: match dir {
[INFO] [stdout] 20 | |                 "forward" => Dir::Forward,
[INFO] [stdout] 21 | |                 "up" => Dir::Up,
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |             amount: amount.parse().unwrap(),
[INFO] [stdout] 26 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day2b::Command, Infallible>
[INFO] [stdout]   --> src/day2b/mod.rs:33:21
[INFO] [stdout]    |
[INFO] [stdout] 33 |         .map(|line| line.parse().unwrap())
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]   --> src/day5a/mod.rs:26:53
[INFO] [stdout]    |
[INFO] [stdout] 26 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 27 | |         let (start, end) = s.split_once(" -> ").unwrap();
[INFO] [stdout] 28 | |         let start = start.split_once(',').unwrap();
[INFO] [stdout] 29 | |         let end = end.split_once(',').unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 33 | |         ))
[INFO] [stdout] 34 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]   --> src/day5a/mod.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 30 | /         Ok(Self::new(
[INFO] [stdout] 31 | |             (start.0.parse().unwrap(), start.1.parse().unwrap()),
[INFO] [stdout] 32 | |             (end.0.parse().unwrap(), end.1.parse().unwrap()),
[INFO] [stdout] 33 | |         ))
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]   --> src/day5a/mod.rs:82:18
[INFO] [stdout]    |
[INFO] [stdout] 82 |         .map(|s| s.parse().unwrap())
[INFO] [stdout]    |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]  --> src/day5b/mod.rs:8:18
[INFO] [stdout]   |
[INFO] [stdout] 8 |         .map(|s| s.parse().unwrap())
[INFO] [stdout]   |                  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9a::Map, Infallible>
[INFO] [stdout]   --> src/day9a/mod.rs:28:53
[INFO] [stdout]    |
[INFO] [stdout] 28 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 29 | |         let mut heights = HashMap::new();
[INFO] [stdout] 30 | |         for (y, line) in s.lines().enumerate() {
[INFO] [stdout] 31 | |             for (x, c) in line.chars().enumerate() {
[INFO] [stdout] ...  |
[INFO] [stdout] 35 | |         Ok(Self { heights })
[INFO] [stdout] 36 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9a::Map, Infallible>
[INFO] [stdout]   --> src/day9a/mod.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         Ok(Self { heights })
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9a::Map, Infallible>
[INFO] [stdout]   --> src/day9a/mod.rs:40:15
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let map = Map::from_str(include_str!("./input.txt")).unwrap();
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9b::Map, Infallible>
[INFO] [stdout]   --> src/day9b/mod.rs:25:53
[INFO] [stdout]    |
[INFO] [stdout] 25 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 26 | |         let mut heights = HashMap::new();
[INFO] [stdout] 27 | |         for (y, line) in s.lines().enumerate() {
[INFO] [stdout] 28 | |             for (x, c) in line.chars().enumerate() {
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |         Ok(Self { heights })
[INFO] [stdout] 33 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9b::Map, Infallible>
[INFO] [stdout]   --> src/day9b/mod.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 32 |         Ok(Self { heights })
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day9b::Map, Infallible>
[INFO] [stdout]   --> src/day9b/mod.rs:37:19
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let mut map = Map::from_str(include_str!("./input.txt")).unwrap();
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2021` (bin "aoc2021") due to 26 previous errors
[INFO] running `Command { std: "docker" "inspect" "3d9d27ec1d2095de3f649dc29e0adb0ea7acc88c47086d692542fefdff14d5d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d9d27ec1d2095de3f649dc29e0adb0ea7acc88c47086d692542fefdff14d5d9", kill_on_drop: false }`
[INFO] [stdout] 3d9d27ec1d2095de3f649dc29e0adb0ea7acc88c47086d692542fefdff14d5d9