[INFO] cloning repository https://github.com/wegry/Advent-of-Code-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wegry/Advent-of-Code-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwegry%2FAdvent-of-Code-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwegry%2FAdvent-of-Code-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] de13a4b9c9e7bc4e1fb296dff43791c0be02a3c1
[INFO] checking wegry/Advent-of-Code-2020 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%2Fwegry%2FAdvent-of-Code-2020" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wegry/Advent-of-Code-2020
[INFO] finished tweaking git repo https://github.com/wegry/Advent-of-Code-2020
[INFO] tweaked toml for git repo https://github.com/wegry/Advent-of-Code-2020 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wegry/Advent-of-Code-2020 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/wegry/Advent-of-Code-2020 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 08bcb97aaf1dd7209aa8e9ca5a75cc7ac039edd4bc954a145dad5c95bf2e69e9
[INFO] running `Command { std: "docker" "start" "-a" "08bcb97aaf1dd7209aa8e9ca5a75cc7ac039edd4bc954a145dad5c95bf2e69e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08bcb97aaf1dd7209aa8e9ca5a75cc7ac039edd4bc954a145dad5c95bf2e69e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08bcb97aaf1dd7209aa8e9ca5a75cc7ac039edd4bc954a145dad5c95bf2e69e9", kill_on_drop: false }`
[INFO] [stdout] 08bcb97aaf1dd7209aa8e9ca5a75cc7ac039edd4bc954a145dad5c95bf2e69e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 6cff761cf19a6e2b94cc50bd1fc7a55515a83658b2ff482a7e966dd64ec87fec
[INFO] running `Command { std: "docker" "start" "-a" "6cff761cf19a6e2b94cc50bd1fc7a55515a83658b2ff482a7e966dd64ec87fec", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]    Compiling indoc v1.0.3
[INFO] [stderr]     Checking counter v0.5.2
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking aoc_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:36:6
[INFO] [stdout]    |
[INFO] [stdout] 36 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:26:6
[INFO] [stdout]    |
[INFO] [stdout] 26 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/main.rs:36:6
[INFO] [stdout]    |
[INFO] [stdout] 36 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SeatingSystem, Infallible>
[INFO] [stdout]   --> src/day11.rs:19:55
[INFO] [stdout]    |
[INFO] [stdout] 19 |       fn from_str(raw: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 20 | |         Ok(match raw {
[INFO] [stdout] 21 | |             "L" => SeatingSystem::EmptySeat,
[INFO] [stdout] 22 | |             "." => SeatingSystem::Floor,
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |         })
[INFO] [stdout] 26 | |     }
[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<SeatingSystem, Infallible>
[INFO] [stdout]   --> src/day11.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | /         Ok(match raw {
[INFO] [stdout] 21 | |             "L" => SeatingSystem::EmptySeat,
[INFO] [stdout] 22 | |             "." => SeatingSystem::Floor,
[INFO] [stdout] 23 | |             "#" => SeatingSystem::OccupiedSeat,
[INFO] [stdout] 24 | |             x => panic!("{:?} isn't a valid string.", x),
[INFO] [stdout] 25 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<SeatingSystem, Infallible>
[INFO] [stdout]    --> src/day11.rs:220:21
[INFO] [stdout]     |
[INFO] [stdout] 220 |                     c.to_string().parse::<SeatingSystem>().unwrap(),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Identity, Infallible>
[INFO] [stdout]    --> src/day4.rs:146:57
[INFO] [stdout]     |
[INFO] [stdout] 146 |       fn from_str(lines: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _________________________________________________________^
[INFO] [stdout] 147 | |         let tokens = lines.split_ascii_whitespace();
[INFO] [stdout] 148 | |
[INFO] [stdout] 149 | |         let required_fields = btreeset! {
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |         Ok(Identity::Invalid(result))
[INFO] [stdout] 182 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Identity, Infallible>
[INFO] [stdout]    --> src/day4.rs:178:20
[INFO] [stdout]     |
[INFO] [stdout] 178 |             return Ok(Identity::Passport(result));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Identity, Infallible>
[INFO] [stdout]    --> src/day4.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |         Ok(Identity::Invalid(result))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Identity, Infallible>
[INFO] [stdout]    --> src/day4.rs:190:18
[INFO] [stdout]     |
[INFO] [stdout] 190 |         .map(|l| l.parse::<Identity>().unwrap())
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Seat, Infallible>
[INFO] [stdout]   --> src/day5.rs:21:55
[INFO] [stdout]    |
[INFO] [stdout] 21 |       fn from_str(raw: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 22 | |         let mut col = 0;
[INFO] [stdout] 23 | |         let mut row = 0;
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |         Ok(Seat { row, col })
[INFO] [stdout] 44 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Seat, Infallible>
[INFO] [stdout]   --> src/day5.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         Ok(Seat { row, col })
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Seat, Infallible>
[INFO] [stdout]   --> src/day5.rs:49:25
[INFO] [stdout]    |
[INFO] [stdout] 49 |     raw.lines().map(|l| l.parse::<Seat>().unwrap()).collect()
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Rule, Infallible>
[INFO] [stdout]   --> src/day7.rs:22:55
[INFO] [stdout]    |
[INFO] [stdout] 22 |       fn from_str(raw: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 23 | |         lazy_static! {
[INFO] [stdout] 24 | |             static ref RE: Regex = Regex::new(r"^(\d+) (.*)$",).unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |         })
[INFO] [stdout] 47 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Rule, Infallible>
[INFO] [stdout]   --> src/day7.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |                   return Ok(Rule {
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 32 | |                     name,
[INFO] [stdout] 33 | |                     count_by_child: btreemap! {},
[INFO] [stdout] 34 | |                 });
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Rule, Infallible>
[INFO] [stdout]   --> src/day7.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | /         Ok(Rule {
[INFO] [stdout] 44 | |             name,
[INFO] [stdout] 45 | |             count_by_child,
[INFO] [stdout] 46 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Rule, Infallible>
[INFO] [stdout]   --> src/day7.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |             } = l.parse::<Rule>().unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<OpCode, Infallible>
[INFO] [stdout]   --> src/day8.rs:23:55
[INFO] [stdout]    |
[INFO] [stdout] 23 |       fn from_str(raw: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 24 | |         lazy_static! {
[INFO] [stdout] 25 | |             static ref RE: Regex = Regex::new(r"^(\w+) ([-+]\d+)$",).unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |         Ok(op)
[INFO] [stdout] 38 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<OpCode, Infallible>
[INFO] [stdout]   --> src/day8.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Ok(op)
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<OpCode, Infallible>
[INFO] [stdout]    --> src/day8.rs:103:44
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let instructions = raw.lines().map(|l| l.parse::<OpCode>().unwrap()).collect();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc_2020` (bin "aoc_2020") due to 17 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<day11::SeatingSystem, Infallible>
[INFO] [stdout]   --> src/day11.rs:19:55
[INFO] [stdout]    |
[INFO] [stdout] 19 |       fn from_str(raw: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 20 | |         Ok(match raw {
[INFO] [stdout] 21 | |             "L" => SeatingSystem::EmptySeat,
[INFO] [stdout] 22 | |             "." => SeatingSystem::Floor,
[INFO] [stdout] ...  |
[INFO] [stdout] 25 | |         })
[INFO] [stdout] 26 | |     }
[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<day11::SeatingSystem, Infallible>
[INFO] [stdout]   --> src/day11.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | /         Ok(match raw {
[INFO] [stdout] 21 | |             "L" => SeatingSystem::EmptySeat,
[INFO] [stdout] 22 | |             "." => SeatingSystem::Floor,
[INFO] [stdout] 23 | |             "#" => SeatingSystem::OccupiedSeat,
[INFO] [stdout] 24 | |             x => panic!("{:?} isn't a valid string.", x),
[INFO] [stdout] 25 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<day11::SeatingSystem, Infallible>
[INFO] [stdout]    --> src/day11.rs:220:21
[INFO] [stdout]     |
[INFO] [stdout] 220 |                     c.to_string().parse::<SeatingSystem>().unwrap(),
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Identity, Infallible>
[INFO] [stdout]    --> src/day4.rs:146:57
[INFO] [stdout]     |
[INFO] [stdout] 146 |       fn from_str(lines: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]     |  _________________________________________________________^
[INFO] [stdout] 147 | |         let tokens = lines.split_ascii_whitespace();
[INFO] [stdout] 148 | |
[INFO] [stdout] 149 | |         let required_fields = btreeset! {
[INFO] [stdout] ...   |
[INFO] [stdout] 181 | |         Ok(Identity::Invalid(result))
[INFO] [stdout] 182 | |     }
[INFO] [stdout]     | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Identity, Infallible>
[INFO] [stdout]    --> src/day4.rs:178:20
[INFO] [stdout]     |
[INFO] [stdout] 178 |             return Ok(Identity::Passport(result));
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Identity, Infallible>
[INFO] [stdout]    --> src/day4.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |         Ok(Identity::Invalid(result))
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Identity, Infallible>
[INFO] [stdout]    --> src/day4.rs:190:18
[INFO] [stdout]     |
[INFO] [stdout] 190 |         .map(|l| l.parse::<Identity>().unwrap())
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Seat, Infallible>
[INFO] [stdout]   --> src/day5.rs:21:55
[INFO] [stdout]    |
[INFO] [stdout] 21 |       fn from_str(raw: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 22 | |         let mut col = 0;
[INFO] [stdout] 23 | |         let mut row = 0;
[INFO] [stdout] ...  |
[INFO] [stdout] 43 | |         Ok(Seat { row, col })
[INFO] [stdout] 44 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Seat, Infallible>
[INFO] [stdout]   --> src/day5.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 |         Ok(Seat { row, col })
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Seat, Infallible>
[INFO] [stdout]   --> src/day5.rs:49:25
[INFO] [stdout]    |
[INFO] [stdout] 49 |     raw.lines().map(|l| l.parse::<Seat>().unwrap()).collect()
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Seat, Infallible>
[INFO] [stdout]   --> src/day5.rs:82:20
[INFO] [stdout]    |
[INFO] [stdout] 82 |         let data = "BFFFBBFRRR".parse::<super::Seat>().unwrap();
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Rule, Infallible>
[INFO] [stdout]   --> src/day7.rs:22:55
[INFO] [stdout]    |
[INFO] [stdout] 22 |       fn from_str(raw: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 23 | |         lazy_static! {
[INFO] [stdout] 24 | |             static ref RE: Regex = Regex::new(r"^(\d+) (.*)$",).unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 46 | |         })
[INFO] [stdout] 47 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Rule, Infallible>
[INFO] [stdout]   --> src/day7.rs:31:24
[INFO] [stdout]    |
[INFO] [stdout] 31 |                   return Ok(Rule {
[INFO] [stdout]    |  ________________________^
[INFO] [stdout] 32 | |                     name,
[INFO] [stdout] 33 | |                     count_by_child: btreemap! {},
[INFO] [stdout] 34 | |                 });
[INFO] [stdout]    | |__________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Rule, Infallible>
[INFO] [stdout]   --> src/day7.rs:43:9
[INFO] [stdout]    |
[INFO] [stdout] 43 | /         Ok(Rule {
[INFO] [stdout] 44 | |             name,
[INFO] [stdout] 45 | |             count_by_child,
[INFO] [stdout] 46 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Rule, Infallible>
[INFO] [stdout]   --> src/day7.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |             } = l.parse::<Rule>().unwrap();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Rule, Infallible>
[INFO] [stdout]    --> src/day7.rs:150:22
[INFO] [stdout]     |
[INFO] [stdout] 150 |             .map(|l| l.parse::<super::Rule>().unwrap())
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<OpCode, Infallible>
[INFO] [stdout]   --> src/day8.rs:23:55
[INFO] [stdout]    |
[INFO] [stdout] 23 |       fn from_str(raw: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _______________________________________________________^
[INFO] [stdout] 24 | |         lazy_static! {
[INFO] [stdout] 25 | |             static ref RE: Regex = Regex::new(r"^(\w+) ([-+]\d+)$",).unwrap();
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |         Ok(op)
[INFO] [stdout] 38 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<OpCode, Infallible>
[INFO] [stdout]   --> src/day8.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         Ok(op)
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<OpCode, Infallible>
[INFO] [stdout]    --> src/day8.rs:103:44
[INFO] [stdout]     |
[INFO] [stdout] 103 |     let instructions = raw.lines().map(|l| l.parse::<OpCode>().unwrap()).collect();
[INFO] [stdout]     |                                            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc_2020` (bin "aoc_2020" test) due to 19 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6cff761cf19a6e2b94cc50bd1fc7a55515a83658b2ff482a7e966dd64ec87fec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cff761cf19a6e2b94cc50bd1fc7a55515a83658b2ff482a7e966dd64ec87fec", kill_on_drop: false }`
[INFO] [stdout] 6cff761cf19a6e2b94cc50bd1fc7a55515a83658b2ff482a7e966dd64ec87fec