[INFO] cloning repository https://github.com/nrxus/advent_2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nrxus/advent_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrxus%2Fadvent_2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrxus%2Fadvent_2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f7b9bc6e61ad765717d77e17cb205c55563b07c
[INFO] checking nrxus/advent_2018 against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrxus%2Fadvent_2018" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nrxus/advent_2018 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nrxus/advent_2018
[INFO] finished tweaking git repo https://github.com/nrxus/advent_2018
[INFO] tweaked toml for git repo https://github.com/nrxus/advent_2018 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/nrxus/advent_2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5b044734d942eb334f1123ee0e50b9868922861df319d88966f3590ce58fe300
[INFO] running `Command { std: "docker" "start" "-a" "5b044734d942eb334f1123ee0e50b9868922861df319d88966f3590ce58fe300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b044734d942eb334f1123ee0e50b9868922861df319d88966f3590ce58fe300", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b044734d942eb334f1123ee0e50b9868922861df319d88966f3590ce58fe300", kill_on_drop: false }`
[INFO] [stdout] 5b044734d942eb334f1123ee0e50b9868922861df319d88966f3590ce58fe300
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b251a7a44bbf54af44fdfb2e4fb9dcd9a6509949c7525eed2b8a5e4b83fdc4aa
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b251a7a44bbf54af44fdfb2e4fb9dcd9a6509949c7525eed2b8a5e4b83fdc4aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]     Checking string v0.1.2
[INFO] [stderr]    Compiling crc32fast v1.1.1
[INFO] [stderr]    Compiling encoding_rs v0.8.13
[INFO] [stderr]     Checking array-macro v1.0.2
[INFO] [stderr]     Checking reexport-proc-macro v1.0.5
[INFO] [stderr]     Checking strum v0.13.0
[INFO] [stderr]     Checking arrayvec v0.4.8
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[INFO] [stderr]     Checking want v0.0.6
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[INFO] [stderr]     Checking url v1.7.2
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[INFO] [stderr]     Checking libflate v0.1.19
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[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking net2 v0.2.33
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[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]     Checking regex v1.1.0
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[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]    Compiling enum-map-derive v0.4.0
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
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[INFO] [stderr]     Checking native-tls v0.2.2
[INFO] [stderr]     Checking enum-map v0.4.1
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[INFO] [stderr]     Checking tokio-udp v0.1.3
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[INFO] [stderr]    Compiling strum_macros v0.13.0
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking hyper v0.12.16
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking reqwest v0.9.5
[INFO] [stderr]     Checking advent_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/three_b.rs:4:53
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::{collections::HashSet, num::ParseIntError, option::NoneError, str::FromStr};
[INFO] [stdout]   |                                                     ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/three_b.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/three_b.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(vec_remove_item)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/nineteen_a.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{num::ParseIntError, option::NoneError, str::FromStr};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/nineteen_a.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/guard_schedule.rs:1:71
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, convert::TryFrom, num::ParseIntError, option::NoneError};
[INFO] [stdout]   |                                                                       ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/four_b.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/sixteen_b.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     option::NoneError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/sixteen_b.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/guard_schedule.rs:1:71
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, convert::TryFrom, num::ParseIntError, option::NoneError};
[INFO] [stdout]   |                                                                       ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/four_a.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/fourteen_a.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 22 |     Answer(array![|x| scores[x]; 10])
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `array` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/three_a.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{num::ParseIntError, option::NoneError, str::FromStr};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/three_a.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/eighteen_a.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/three_a.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{num::ParseIntError, option::NoneError, str::FromStr};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/three_a.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/guard_schedule.rs:78:51
[INFO] [stdout]     |
[INFO] [stdout] 70  | /     fn try_from(raw: &'s str) -> Result<Self, Self::Error> {
[INFO] [stdout] 71  | |         let date = &raw[1..17];
[INFO] [stdout] 72  | |         let action = &raw[19..];
[INFO] [stdout] 73  | |         if action.contains("falls asleep") {
[INFO] [stdout] ...   |
[INFO] [stdout] 78  | |             let id = action[7..].split(' ').nth(0)?.parse::<u16>()?;
[INFO] [stdout]     | |                                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<guard_schedule::Entry<'_>, EntryParseError>`
[INFO] [stdout] 79  | |             Ok(Entry::BeginShift(date, id))
[INFO] [stdout] 80  | |         }
[INFO] [stdout] 81  | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<guard_schedule::Entry<'_>, EntryParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent_2018` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/eighteen_b.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(never_type)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:93:35
[INFO] [stdout]     |
[INFO] [stdout] 90  | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 91  | |         let mut input = input.lines();
[INFO] [stdout] 92  | |         let ip: usize = Regex::new(r"#ip (?P<ip>\d+)")?
[INFO] [stdout] 93  | |             .captures(input.next()?)?
[INFO] [stdout]     | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Program, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |         })
[INFO] [stdout] 105 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Program, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:93:37
[INFO] [stdout]     |
[INFO] [stdout] 90  | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 91  | |         let mut input = input.lines();
[INFO] [stdout] 92  | |         let ip: usize = Regex::new(r"#ip (?P<ip>\d+)")?
[INFO] [stdout] 93  | |             .captures(input.next()?)?
[INFO] [stdout]     | |                                     ^ use `.ok_or(...)?` to provide an error compatible with `Result<Program, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |         })
[INFO] [stdout] 105 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Program, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:94:24
[INFO] [stdout]     |
[INFO] [stdout] 90  | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 91  | |         let mut input = input.lines();
[INFO] [stdout] 92  | |         let ip: usize = Regex::new(r"#ip (?P<ip>\d+)")?
[INFO] [stdout] 93  | |             .captures(input.next()?)?
[INFO] [stdout] 94  | |             .name("ip")?
[INFO] [stdout]     | |                        ^ use `.ok_or(...)?` to provide an error compatible with `Result<Program, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |         })
[INFO] [stdout] 105 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Program, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]   --> src/nineteen_a.rs:96:14
[INFO] [stdout]    |
[INFO] [stdout] 96 |             .parse()?;
[INFO] [stdout]    |              ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `remove_item` found for struct `Vec<u16>` in the current scope
[INFO] [stdout]   --> src/three_b.rs:15:23
[INFO] [stdout]    |
[INFO] [stdout] 15 |             clean_ids.remove_item(c);
[INFO] [stdout]    |                       ^^^^^^^^^^^ method not found in `Vec<u16>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:117:38
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 112 | |         lazy_static! {
[INFO] [stdout] 113 | |             static ref RE: Regex =
[INFO] [stdout] 114 | |                 Regex::new(r"(?P<instruction>.*) (?P<a>\d+) (?P<b>\d+) (?P<c>\d+)").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 117 | |         let caps = RE.captures(input)?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Line, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         Ok(Line { instruction, dst })
[INFO] [stdout] 144 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Line, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:118:51
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 112 | |         lazy_static! {
[INFO] [stdout] 113 | |             static ref RE: Regex =
[INFO] [stdout] 114 | |                 Regex::new(r"(?P<instruction>.*) (?P<a>\d+) (?P<b>\d+) (?P<c>\d+)").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 118 | |         let instruction = caps.name("instruction")?.as_str();
[INFO] [stdout]     | |                                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Line, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         Ok(Line { instruction, dst })
[INFO] [stdout] 144 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Line, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 112 | |         lazy_static! {
[INFO] [stdout] 113 | |             static ref RE: Regex =
[INFO] [stdout] 114 | |                 Regex::new(r"(?P<instruction>.*) (?P<a>\d+) (?P<b>\d+) (?P<c>\d+)").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 119 | |         let a = caps.name("a")?.as_str();
[INFO] [stdout]     | |                               ^ use `.ok_or(...)?` to provide an error compatible with `Result<Line, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         Ok(Line { instruction, dst })
[INFO] [stdout] 144 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Line, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:120:31
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 112 | |         lazy_static! {
[INFO] [stdout] 113 | |             static ref RE: Regex =
[INFO] [stdout] 114 | |                 Regex::new(r"(?P<instruction>.*) (?P<a>\d+) (?P<b>\d+) (?P<c>\d+)").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 120 | |         let b = caps.name("b")?.as_str();
[INFO] [stdout]     | |                               ^ use `.ok_or(...)?` to provide an error compatible with `Result<Line, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         Ok(Line { instruction, dst })
[INFO] [stdout] 144 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Line, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:121:40
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 112 | |         lazy_static! {
[INFO] [stdout] 113 | |             static ref RE: Regex =
[INFO] [stdout] 114 | |                 Regex::new(r"(?P<instruction>.*) (?P<a>\d+) (?P<b>\d+) (?P<c>\d+)").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 121 | |         let dst: usize = caps.name("c")?.as_str().parse()?;
[INFO] [stdout]     | |                                        ^ use `.ok_or(...)?` to provide an error compatible with `Result<Line, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         Ok(Line { instruction, dst })
[INFO] [stdout] 144 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Line, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:121:51
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let dst: usize = caps.name("c")?.as_str().parse()?;
[INFO] [stdout]     |                                                   ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:124:43
[INFO] [stdout]     |
[INFO] [stdout] 124 |             "addr" => Instruction::AddR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:124:55
[INFO] [stdout]     |
[INFO] [stdout] 124 |             "addr" => Instruction::AddR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:125:43
[INFO] [stdout]     |
[INFO] [stdout] 125 |             "addi" => Instruction::AddI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:125:55
[INFO] [stdout]     |
[INFO] [stdout] 125 |             "addi" => Instruction::AddI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:126:43
[INFO] [stdout]     |
[INFO] [stdout] 126 |             "mulr" => Instruction::MulR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:126:55
[INFO] [stdout]     |
[INFO] [stdout] 126 |             "mulr" => Instruction::MulR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:127:43
[INFO] [stdout]     |
[INFO] [stdout] 127 |             "muli" => Instruction::MulI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:127:55
[INFO] [stdout]     |
[INFO] [stdout] 127 |             "muli" => Instruction::MulI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:128:43
[INFO] [stdout]     |
[INFO] [stdout] 128 |             "banr" => Instruction::BanR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:128:55
[INFO] [stdout]     |
[INFO] [stdout] 128 |             "banr" => Instruction::BanR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:129:43
[INFO] [stdout]     |
[INFO] [stdout] 129 |             "bani" => Instruction::BanI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:129:55
[INFO] [stdout]     |
[INFO] [stdout] 129 |             "bani" => Instruction::BanI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:130:43
[INFO] [stdout]     |
[INFO] [stdout] 130 |             "borr" => Instruction::BorR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:130:55
[INFO] [stdout]     |
[INFO] [stdout] 130 |             "borr" => Instruction::BorR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_b.rs:119:29
[INFO] [stdout]     |
[INFO] [stdout] 117 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 118 | |         let mut line = line.split('@');
[INFO] [stdout] 119 | |         let id = line.next()?.trim()[1..].parse()?;
[INFO] [stdout]     | |                             ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] 120 | |         let mut line = line.next()?.split(':');
[INFO] [stdout] ...   |
[INFO] [stdout] 131 | |         })
[INFO] [stdout] 132 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:131:43
[INFO] [stdout]     |
[INFO] [stdout] 131 |             "bori" => Instruction::BorI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:131:55
[INFO] [stdout]     |
[INFO] [stdout] 131 |             "bori" => Instruction::BorI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:132:43
[INFO] [stdout]     |
[INFO] [stdout] 132 |             "setr" => Instruction::SetR(a.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:133:43
[INFO] [stdout]     |
[INFO] [stdout] 133 |             "seti" => Instruction::SetI(a.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:134:43
[INFO] [stdout]     |
[INFO] [stdout] 134 |             "gtir" => Instruction::GtIR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:134:55
[INFO] [stdout]     |
[INFO] [stdout] 134 |             "gtir" => Instruction::GtIR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:135:43
[INFO] [stdout]     |
[INFO] [stdout] 135 |             "gtri" => Instruction::GtRI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:135:55
[INFO] [stdout]     |
[INFO] [stdout] 135 |             "gtri" => Instruction::GtRI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:136:43
[INFO] [stdout]     |
[INFO] [stdout] 136 |             "gtrr" => Instruction::GtRR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:136:55
[INFO] [stdout]     |
[INFO] [stdout] 136 |             "gtrr" => Instruction::GtRR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:137:43
[INFO] [stdout]     |
[INFO] [stdout] 137 |             "eqir" => Instruction::EqIR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:137:55
[INFO] [stdout]     |
[INFO] [stdout] 137 |             "eqir" => Instruction::EqIR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:138:43
[INFO] [stdout]     |
[INFO] [stdout] 138 |             "eqri" => Instruction::EqRI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:138:55
[INFO] [stdout]     |
[INFO] [stdout] 138 |             "eqri" => Instruction::EqRI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:139:43
[INFO] [stdout]     |
[INFO] [stdout] 139 |             "eqrr" => Instruction::EqRR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:139:55
[INFO] [stdout]     |
[INFO] [stdout] 139 |             "eqrr" => Instruction::EqRR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_b.rs:120:35
[INFO] [stdout]     |
[INFO] [stdout] 117 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 118 | |         let mut line = line.split('@');
[INFO] [stdout] 119 | |         let id = line.next()?.trim()[1..].parse()?;
[INFO] [stdout] 120 | |         let mut line = line.next()?.split(':');
[INFO] [stdout]     | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 131 | |         })
[INFO] [stdout] 132 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_b.rs:121:39
[INFO] [stdout]     |
[INFO] [stdout] 117 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 118 | |         let mut line = line.split('@');
[INFO] [stdout] 119 | |         let id = line.next()?.trim()[1..].parse()?;
[INFO] [stdout] 120 | |         let mut line = line.next()?.split(':');
[INFO] [stdout] 121 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout]     | |                                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 131 | |         })
[INFO] [stdout] 132 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 42 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0271, E0277, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_b.rs:122:35
[INFO] [stdout]     |
[INFO] [stdout] 117 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 118 | |         let mut line = line.split('@');
[INFO] [stdout] 119 | |         let id = line.next()?.trim()[1..].parse()?;
[INFO] [stdout] 120 | |         let mut line = line.next()?.split(':');
[INFO] [stdout] 121 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 122 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout]     | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 131 | |         })
[INFO] [stdout] 132 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_b.rs:123:34
[INFO] [stdout]     |
[INFO] [stdout] 117 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 118 | |         let mut line = line.split('@');
[INFO] [stdout] 119 | |         let id = line.next()?.trim()[1..].parse()?;
[INFO] [stdout] 120 | |         let mut line = line.next()?.split(':');
[INFO] [stdout] ...   |
[INFO] [stdout] 123 | |         let top = top_left.next()?.parse()?;
[INFO] [stdout]     | |                                  ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 131 | |         })
[INFO] [stdout] 132 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_b.rs:124:35
[INFO] [stdout]     |
[INFO] [stdout] 117 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 118 | |         let mut line = line.split('@');
[INFO] [stdout] 119 | |         let id = line.next()?.trim()[1..].parse()?;
[INFO] [stdout] 120 | |         let mut line = line.next()?.split(':');
[INFO] [stdout] ...   |
[INFO] [stdout] 124 | |         let mut size = line.next()?.trim().split('x');
[INFO] [stdout]     | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 131 | |         })
[INFO] [stdout] 132 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_b.rs:125:39
[INFO] [stdout]     |
[INFO] [stdout] 117 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 118 | |         let mut line = line.split('@');
[INFO] [stdout] 119 | |         let id = line.next()?.trim()[1..].parse()?;
[INFO] [stdout] 120 | |         let mut line = line.next()?.split(':');
[INFO] [stdout] ...   |
[INFO] [stdout] 125 | |         let right = left + size.next()?.parse::<usize>()?;
[INFO] [stdout]     | |                                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 131 | |         })
[INFO] [stdout] 132 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_b.rs:126:39
[INFO] [stdout]     |
[INFO] [stdout] 117 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 118 | |         let mut line = line.split('@');
[INFO] [stdout] 119 | |         let id = line.next()?.trim()[1..].parse()?;
[INFO] [stdout] 120 | |         let mut line = line.next()?.split(':');
[INFO] [stdout] ...   |
[INFO] [stdout] 126 | |         let bottom = top + size.next()?.parse::<usize>()?;
[INFO] [stdout]     | |                                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 131 | |         })
[INFO] [stdout] 132 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 12 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0554, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/guard_schedule.rs:78:51
[INFO] [stdout]     |
[INFO] [stdout] 70  | /     fn try_from(raw: &'s str) -> Result<Self, Self::Error> {
[INFO] [stdout] 71  | |         let date = &raw[1..17];
[INFO] [stdout] 72  | |         let action = &raw[19..];
[INFO] [stdout] 73  | |         if action.contains("falls asleep") {
[INFO] [stdout] ...   |
[INFO] [stdout] 78  | |             let id = action[7..].split(' ').nth(0)?.parse::<u16>()?;
[INFO] [stdout]     | |                                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<guard_schedule::Entry<'_>, EntryParseError>`
[INFO] [stdout] 79  | |             Ok(Entry::BeginShift(date, id))
[INFO] [stdout] 80  | |         }
[INFO] [stdout] 81  | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<guard_schedule::Entry<'_>, EntryParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:141:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 141 | |         let caps = RE.captures(input)?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:142:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 142 | |         let b0: u16 = caps.name("b0")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:143:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         let b1: u16 = caps.name("b1")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:144:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 144 | |         let b2: u16 = caps.name("b2")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:145:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 145 | |         let b3: u16 = caps.name("b3")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:146:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 146 | |         let i0: u16 = caps.name("i0")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:147:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 147 | |         let i1: u16 = caps.name("i1")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:148:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 148 | |         let i2: u16 = caps.name("i2")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:149:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 149 | |         let i3: u16 = caps.name("i3")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:150:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 150 | |         let a0: u16 = caps.name("a0")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:151:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 151 | |         let a1: u16 = caps.name("a1")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:152:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 152 | |         let a2: u16 = caps.name("a2")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/sixteen_b.rs:153:38
[INFO] [stdout]     |
[INFO] [stdout] 131 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 132 | |         lazy_static! {
[INFO] [stdout] 133 | |             static ref RE: Regex = Regex::new(
[INFO] [stdout] 134 | |                 r"Before:\s+\[(?P<b0>\d+), (?P<b1>\d+), (?P<b2>\d+), (?P<b3>\d+)\]
[INFO] [stdout] ...   |
[INFO] [stdout] 153 | |         let a3: u16 = caps.name("a3")?.as_str().parse()?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Sample, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |         })
[INFO] [stdout] 160 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Sample, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 15 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:101:46
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout]     | |                                              ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:102:39
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout]     | |                                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:103:35
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout]     | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:104:34
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] 104 | |         let top = top_left.next()?.parse()?;
[INFO] [stdout]     | |                                  ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:105:35
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] 104 | |         let top = top_left.next()?.parse()?;
[INFO] [stdout] 105 | |         let mut size = line.next()?.trim().split('x');
[INFO] [stdout]     | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:106:39
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |         let right = left + size.next()?.parse::<usize>()?;
[INFO] [stdout]     | |                                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/nineteen_a.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{num::ParseIntError, option::NoneError, str::FromStr};
[INFO] [stdout]   |                               ^^^^^^^^^^^^^^^^^ no `NoneError` in `option`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:101:46
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout]     | |                                              ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:107:39
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 107 | |         let bottom = top + size.next()?.parse::<usize>()?;
[INFO] [stdout]     | |                                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/nineteen_a.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(try_trait)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:102:39
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout]     | |                                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:103:35
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout]     | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:104:34
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] 104 | |         let top = top_left.next()?.parse()?;
[INFO] [stdout]     | |                                  ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:105:35
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] 104 | |         let top = top_left.next()?.parse()?;
[INFO] [stdout] 105 | |         let mut size = line.next()?.trim().split('x');
[INFO] [stdout]     | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:106:39
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 106 | |         let right = left + size.next()?.parse::<usize>()?;
[INFO] [stdout]     | |                                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/three_a.rs:107:39
[INFO] [stdout]     |
[INFO] [stdout] 100 | /     fn from_str(line: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 101 | |         let mut line = line.split('@').nth(1)?.split(':');
[INFO] [stdout] 102 | |         let mut top_left = line.next()?.trim().split(',');
[INFO] [stdout] 103 | |         let left = top_left.next()?.parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 107 | |         let bottom = top + size.next()?.parse::<usize>()?;
[INFO] [stdout]     | |                                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<Claim, ClaimParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 111 | |         })
[INFO] [stdout] 112 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Claim, ClaimParseError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:93:35
[INFO] [stdout]     |
[INFO] [stdout] 90  | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 91  | |         let mut input = input.lines();
[INFO] [stdout] 92  | |         let ip: usize = Regex::new(r"#ip (?P<ip>\d+)")?
[INFO] [stdout] 93  | |             .captures(input.next()?)?
[INFO] [stdout]     | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Program, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |         })
[INFO] [stdout] 105 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Program, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:93:37
[INFO] [stdout]     |
[INFO] [stdout] 90  | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 91  | |         let mut input = input.lines();
[INFO] [stdout] 92  | |         let ip: usize = Regex::new(r"#ip (?P<ip>\d+)")?
[INFO] [stdout] 93  | |             .captures(input.next()?)?
[INFO] [stdout]     | |                                     ^ use `.ok_or(...)?` to provide an error compatible with `Result<Program, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |         })
[INFO] [stdout] 105 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Program, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:94:24
[INFO] [stdout]     |
[INFO] [stdout] 90  | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 91  | |         let mut input = input.lines();
[INFO] [stdout] 92  | |         let ip: usize = Regex::new(r"#ip (?P<ip>\d+)")?
[INFO] [stdout] 93  | |             .captures(input.next()?)?
[INFO] [stdout] 94  | |             .name("ip")?
[INFO] [stdout]     | |                        ^ use `.ok_or(...)?` to provide an error compatible with `Result<Program, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |         })
[INFO] [stdout] 105 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Program, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]   --> src/nineteen_a.rs:96:14
[INFO] [stdout]    |
[INFO] [stdout] 96 |             .parse()?;
[INFO] [stdout]    |              ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:117:38
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 112 | |         lazy_static! {
[INFO] [stdout] 113 | |             static ref RE: Regex =
[INFO] [stdout] 114 | |                 Regex::new(r"(?P<instruction>.*) (?P<a>\d+) (?P<b>\d+) (?P<c>\d+)").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 117 | |         let caps = RE.captures(input)?;
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<Line, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         Ok(Line { instruction, dst })
[INFO] [stdout] 144 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Line, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:118:51
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 112 | |         lazy_static! {
[INFO] [stdout] 113 | |             static ref RE: Regex =
[INFO] [stdout] 114 | |                 Regex::new(r"(?P<instruction>.*) (?P<a>\d+) (?P<b>\d+) (?P<c>\d+)").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 118 | |         let instruction = caps.name("instruction")?.as_str();
[INFO] [stdout]     | |                                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Line, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         Ok(Line { instruction, dst })
[INFO] [stdout] 144 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Line, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 112 | |         lazy_static! {
[INFO] [stdout] 113 | |             static ref RE: Regex =
[INFO] [stdout] 114 | |                 Regex::new(r"(?P<instruction>.*) (?P<a>\d+) (?P<b>\d+) (?P<c>\d+)").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 119 | |         let a = caps.name("a")?.as_str();
[INFO] [stdout]     | |                               ^ use `.ok_or(...)?` to provide an error compatible with `Result<Line, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         Ok(Line { instruction, dst })
[INFO] [stdout] 144 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Line, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:120:31
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 112 | |         lazy_static! {
[INFO] [stdout] 113 | |             static ref RE: Regex =
[INFO] [stdout] 114 | |                 Regex::new(r"(?P<instruction>.*) (?P<a>\d+) (?P<b>\d+) (?P<c>\d+)").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 120 | |         let b = caps.name("b")?.as_str();
[INFO] [stdout]     | |                               ^ use `.ok_or(...)?` to provide an error compatible with `Result<Line, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         Ok(Line { instruction, dst })
[INFO] [stdout] 144 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Line, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/nineteen_a.rs:121:40
[INFO] [stdout]     |
[INFO] [stdout] 111 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 112 | |         lazy_static! {
[INFO] [stdout] 113 | |             static ref RE: Regex =
[INFO] [stdout] 114 | |                 Regex::new(r"(?P<instruction>.*) (?P<a>\d+) (?P<b>\d+) (?P<c>\d+)").unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 121 | |         let dst: usize = caps.name("c")?.as_str().parse()?;
[INFO] [stdout]     | |                                        ^ use `.ok_or(...)?` to provide an error compatible with `Result<Line, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 143 | |         Ok(Line { instruction, dst })
[INFO] [stdout] 144 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Line, ParsingError>`
[INFO] [stdout] note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:121:51
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let dst: usize = caps.name("c")?.as_str().parse()?;
[INFO] [stdout]     |                                                   ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:124:43
[INFO] [stdout]     |
[INFO] [stdout] 124 |             "addr" => Instruction::AddR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:124:55
[INFO] [stdout]     |
[INFO] [stdout] 124 |             "addr" => Instruction::AddR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:125:43
[INFO] [stdout]     |
[INFO] [stdout] 125 |             "addi" => Instruction::AddI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:125:55
[INFO] [stdout]     |
[INFO] [stdout] 125 |             "addi" => Instruction::AddI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:126:43
[INFO] [stdout]     |
[INFO] [stdout] 126 |             "mulr" => Instruction::MulR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:126:55
[INFO] [stdout]     |
[INFO] [stdout] 126 |             "mulr" => Instruction::MulR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:127:43
[INFO] [stdout]     |
[INFO] [stdout] 127 |             "muli" => Instruction::MulI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:127:55
[INFO] [stdout]     |
[INFO] [stdout] 127 |             "muli" => Instruction::MulI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:128:43
[INFO] [stdout]     |
[INFO] [stdout] 128 |             "banr" => Instruction::BanR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:128:55
[INFO] [stdout]     |
[INFO] [stdout] 128 |             "banr" => Instruction::BanR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:129:43
[INFO] [stdout]     |
[INFO] [stdout] 129 |             "bani" => Instruction::BanI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:129:55
[INFO] [stdout]     |
[INFO] [stdout] 129 |             "bani" => Instruction::BanI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:130:43
[INFO] [stdout]     |
[INFO] [stdout] 130 |             "borr" => Instruction::BorR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:130:55
[INFO] [stdout]     |
[INFO] [stdout] 130 |             "borr" => Instruction::BorR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:131:43
[INFO] [stdout]     |
[INFO] [stdout] 131 |             "bori" => Instruction::BorI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:131:55
[INFO] [stdout]     |
[INFO] [stdout] 131 |             "bori" => Instruction::BorI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:132:43
[INFO] [stdout]     |
[INFO] [stdout] 132 |             "setr" => Instruction::SetR(a.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:133:43
[INFO] [stdout]     |
[INFO] [stdout] 133 |             "seti" => Instruction::SetI(a.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:134:43
[INFO] [stdout]     |
[INFO] [stdout] 134 |             "gtir" => Instruction::GtIR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:134:55
[INFO] [stdout]     |
[INFO] [stdout] 134 |             "gtir" => Instruction::GtIR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:135:43
[INFO] [stdout]     |
[INFO] [stdout] 135 |             "gtri" => Instruction::GtRI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:135:55
[INFO] [stdout]     |
[INFO] [stdout] 135 |             "gtri" => Instruction::GtRI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:136:43
[INFO] [stdout]     |
[INFO] [stdout] 136 |             "gtrr" => Instruction::GtRR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:136:55
[INFO] [stdout]     |
[INFO] [stdout] 136 |             "gtrr" => Instruction::GtRR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:137:43
[INFO] [stdout]     |
[INFO] [stdout] 137 |             "eqir" => Instruction::EqIR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:137:55
[INFO] [stdout]     |
[INFO] [stdout] 137 |             "eqir" => Instruction::EqIR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:138:43
[INFO] [stdout]     |
[INFO] [stdout] 138 |             "eqri" => Instruction::EqRI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<u32 as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:138:55
[INFO] [stdout]     |
[INFO] [stdout] 138 |             "eqri" => Instruction::EqRI(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:139:43
[INFO] [stdout]     |
[INFO] [stdout] 139 |             "eqrr" => Instruction::EqRR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                           ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0271]: type mismatch resolving `<usize as FromStr>::Err == regex::Error`
[INFO] [stdout]    --> src/nineteen_a.rs:139:55
[INFO] [stdout]     |
[INFO] [stdout] 139 |             "eqrr" => Instruction::EqRR(a.parse()?, b.parse()?),
[INFO] [stdout]     |                                                       ^^^^^ expected struct `ParseIntError`, found enum `regex::Error`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 42 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0271, E0277, E0432, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0271`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b251a7a44bbf54af44fdfb2e4fb9dcd9a6509949c7525eed2b8a5e4b83fdc4aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b251a7a44bbf54af44fdfb2e4fb9dcd9a6509949c7525eed2b8a5e4b83fdc4aa", kill_on_drop: false }`
[INFO] [stdout] b251a7a44bbf54af44fdfb2e4fb9dcd9a6509949c7525eed2b8a5e4b83fdc4aa
