[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] testing nrxus/advent_2018 against 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnrxus%2Fadvent_2018" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nrxus/advent_2018 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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-8/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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c2b3920ca8757646c125edc99748e1d66f02e2fbe6e740dcbec09dccf7bf74b
[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" "5c2b3920ca8757646c125edc99748e1d66f02e2fbe6e740dcbec09dccf7bf74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c2b3920ca8757646c125edc99748e1d66f02e2fbe6e740dcbec09dccf7bf74b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2b3920ca8757646c125edc99748e1d66f02e2fbe6e740dcbec09dccf7bf74b", kill_on_drop: false }`
[INFO] [stdout] 5c2b3920ca8757646c125edc99748e1d66f02e2fbe6e740dcbec09dccf7bf74b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7eb35bf39c97334aa33677dfb3aa63c493d7266b83621443166e097176ab939c
[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" "7eb35bf39c97334aa33677dfb3aa63c493d7266b83621443166e097176ab939c", kill_on_drop: false }`
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[INFO] [stderr]    Compiling advent_2018 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/twenty_two_a.rs:7:36
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::{fmt, 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/twenty_two_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/twenty_two_b.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     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/twenty_two_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/seventeen_a.rs:3:52
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{num::ParseIntError, ops::RangeInclusive, 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/seventeen_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/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] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ten_b.rs:25:20
[INFO] [stdout]    |
[INFO] [stdout] 25 |     type Err = Box<std::error::Error>;
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[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/twenty_two_a.rs:47:41
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 43 | |         let regex = Regex::new(
[INFO] [stdout] 44 | |             r"depth: (?P<depth>\d+)
[INFO] [stdout] 45 | | target: (?P<tx>\d+),(?P<ty>\d+)",
[INFO] [stdout] 46 | |         )?;
[INFO] [stdout] 47 | |         let caps = regex.captures(input)?;
[INFO] [stdout]    | |                                         ^ use `.ok_or(...)?` to provide an error compatible with `Result<Cave, ParsingError>`
[INFO] [stdout] ...  |
[INFO] [stdout] 75 | |         Ok(Cave { regions, cols })
[INFO] [stdout] 76 | |     }
[INFO] [stdout]    | |_____- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Cave, 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/twenty_two_a.rs:48:46
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 43 | |         let regex = Regex::new(
[INFO] [stdout] 44 | |             r"depth: (?P<depth>\d+)
[INFO] [stdout] 45 | | target: (?P<tx>\d+),(?P<ty>\d+)",
[INFO] [stdout] ...  |
[INFO] [stdout] 48 | |         let depth: usize = caps.name("depth")?.as_str().parse()?;
[INFO] [stdout]    | |                                              ^ use `.ok_or(...)?` to provide an error compatible with `Result<Cave, ParsingError>`
[INFO] [stdout] ...  |
[INFO] [stdout] 75 | |         Ok(Cave { regions, cols })
[INFO] [stdout] 76 | |     }
[INFO] [stdout]    | |_____- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Cave, 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/twenty_two_a.rs:48:57
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let depth: usize = caps.name("depth")?.as_str().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/twenty_two_a.rs:49:35
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 43 | |         let regex = Regex::new(
[INFO] [stdout] 44 | |             r"depth: (?P<depth>\d+)
[INFO] [stdout] 45 | | target: (?P<tx>\d+),(?P<ty>\d+)",
[INFO] [stdout] ...  |
[INFO] [stdout] 49 | |         let cols = caps.name("tx")?.as_str().parse::<usize>()? + 1;
[INFO] [stdout]    | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Cave, ParsingError>`
[INFO] [stdout] ...  |
[INFO] [stdout] 75 | |         Ok(Cave { regions, cols })
[INFO] [stdout] 76 | |     }
[INFO] [stdout]    | |_____- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Cave, 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/twenty_two_a.rs:50:35
[INFO] [stdout]    |
[INFO] [stdout] 42 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 43 | |         let regex = Regex::new(
[INFO] [stdout] 44 | |             r"depth: (?P<depth>\d+)
[INFO] [stdout] 45 | | target: (?P<tx>\d+),(?P<ty>\d+)",
[INFO] [stdout] ...  |
[INFO] [stdout] 50 | |         let rows = caps.name("ty")?.as_str().parse::<usize>()? + 1;
[INFO] [stdout]    | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Cave, ParsingError>`
[INFO] [stdout] ...  |
[INFO] [stdout] 75 | |         Ok(Cave { regions, cols })
[INFO] [stdout] 76 | |     }
[INFO] [stdout]    | |_____- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Cave, ParsingError>`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 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: could not compile `advent_2018`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `std::option::NoneError`
[INFO] [stdout]  --> src/twenty_three_a.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::{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/twenty_three_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/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/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[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a method that returns `Result`
[INFO] [stdout]    --> src/twenty_two_b.rs:281:41
[INFO] [stdout]     |
[INFO] [stdout] 276 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 277 | |         let regex = Regex::new(
[INFO] [stdout] 278 | |             r"depth: (?P<depth>\d+)
[INFO] [stdout] 279 | | target: (?P<tx>\d+),(?P<ty>\d+)",
[INFO] [stdout] 280 | |         )?;
[INFO] [stdout] 281 | |         let caps = regex.captures(input)?;
[INFO] [stdout]     | |                                         ^ use `.ok_or(...)?` to provide an error compatible with `Result<Cave, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 310 | |         })
[INFO] [stdout] 311 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Cave, 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/twenty_two_b.rs:282:46
[INFO] [stdout]     |
[INFO] [stdout] 276 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 277 | |         let regex = Regex::new(
[INFO] [stdout] 278 | |             r"depth: (?P<depth>\d+)
[INFO] [stdout] 279 | | target: (?P<tx>\d+),(?P<ty>\d+)",
[INFO] [stdout] ...   |
[INFO] [stdout] 282 | |         let depth: usize = caps.name("depth")?.as_str().parse()?;
[INFO] [stdout]     | |                                              ^ use `.ok_or(...)?` to provide an error compatible with `Result<Cave, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 310 | |         })
[INFO] [stdout] 311 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Cave, 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/twenty_two_b.rs:282:57
[INFO] [stdout]     |
[INFO] [stdout] 282 |         let depth: usize = caps.name("depth")?.as_str().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/twenty_two_b.rs:283:40
[INFO] [stdout]     |
[INFO] [stdout] 276 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 277 | |         let regex = Regex::new(
[INFO] [stdout] 278 | |             r"depth: (?P<depth>\d+)
[INFO] [stdout] 279 | | target: (?P<tx>\d+),(?P<ty>\d+)",
[INFO] [stdout] ...   |
[INFO] [stdout] 283 | |         let tx: usize = caps.name("tx")?.as_str().parse()?;
[INFO] [stdout]     | |                                        ^ use `.ok_or(...)?` to provide an error compatible with `Result<Cave, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 310 | |         })
[INFO] [stdout] 311 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Cave, 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/twenty_two_b.rs:283:51
[INFO] [stdout]     |
[INFO] [stdout] 283 |         let tx: usize = caps.name("tx")?.as_str().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/twenty_two_b.rs:284:40
[INFO] [stdout]     |
[INFO] [stdout] 276 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 277 | |         let regex = Regex::new(
[INFO] [stdout] 278 | |             r"depth: (?P<depth>\d+)
[INFO] [stdout] 279 | | target: (?P<tx>\d+),(?P<ty>\d+)",
[INFO] [stdout] ...   |
[INFO] [stdout] 284 | |         let ty: usize = caps.name("ty")?.as_str().parse()?;
[INFO] [stdout]     | |                                        ^ use `.ok_or(...)?` to provide an error compatible with `Result<Cave, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 310 | |         })
[INFO] [stdout] 311 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Cave, 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/twenty_two_b.rs:284:51
[INFO] [stdout]     |
[INFO] [stdout] 284 |         let ty: usize = caps.name("ty")?.as_str().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 closure that returns `Result`
[INFO] [stdout]    --> src/seventeen_a.rs:154:45
[INFO] [stdout]     |
[INFO] [stdout] 153 |               .map(|l| {
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 154 | |                 let caps = regex.captures(l)?;
[INFO] [stdout]     | |                                             ^ use `.ok_or(...)?` to provide an error compatible with `Result<ClayGroup, ParsingError>`
[INFO] [stdout] 155 | |                 let point_axis = caps.name("point_axis")?.as_str();
[INFO] [stdout] 156 | |                 let point: usize = caps.name("point")?.as_str().parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |                 }
[INFO] [stdout] 169 | |             })
[INFO] [stdout]     | |_____________- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<ClayGroup, 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 closure that returns `Result`
[INFO] [stdout]    --> src/seventeen_a.rs:155:57
[INFO] [stdout]     |
[INFO] [stdout] 153 |               .map(|l| {
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 154 | |                 let caps = regex.captures(l)?;
[INFO] [stdout] 155 | |                 let point_axis = caps.name("point_axis")?.as_str();
[INFO] [stdout]     | |                                                         ^ use `.ok_or(...)?` to provide an error compatible with `Result<ClayGroup, ParsingError>`
[INFO] [stdout] 156 | |                 let point: usize = caps.name("point")?.as_str().parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |                 }
[INFO] [stdout] 169 | |             })
[INFO] [stdout]     | |_____________- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<ClayGroup, 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 closure that returns `Result`
[INFO] [stdout]    --> src/seventeen_a.rs:156:54
[INFO] [stdout]     |
[INFO] [stdout] 153 |               .map(|l| {
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 154 | |                 let caps = regex.captures(l)?;
[INFO] [stdout] 155 | |                 let point_axis = caps.name("point_axis")?.as_str();
[INFO] [stdout] 156 | |                 let point: usize = caps.name("point")?.as_str().parse()?;
[INFO] [stdout]     | |                                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<ClayGroup, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |                 }
[INFO] [stdout] 169 | |             })
[INFO] [stdout]     | |_____________- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<ClayGroup, 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 closure that returns `Result`
[INFO] [stdout]    --> src/seventeen_a.rs:157:57
[INFO] [stdout]     |
[INFO] [stdout] 153 |               .map(|l| {
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 154 | |                 let caps = regex.captures(l)?;
[INFO] [stdout] 155 | |                 let point_axis = caps.name("point_axis")?.as_str();
[INFO] [stdout] 156 | |                 let point: usize = caps.name("point")?.as_str().parse()?;
[INFO] [stdout] 157 | |                 let range_axis = caps.name("range_axis")?.as_str();
[INFO] [stdout]     | |                                                         ^ use `.ok_or(...)?` to provide an error compatible with `Result<ClayGroup, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |                 }
[INFO] [stdout] 169 | |             })
[INFO] [stdout]     | |_____________- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<ClayGroup, ParsingError>`
[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: 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 closure that returns `Result`
[INFO] [stdout]    --> src/seventeen_a.rs:158:66
[INFO] [stdout]     |
[INFO] [stdout] 153 |               .map(|l| {
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 154 | |                 let caps = regex.captures(l)?;
[INFO] [stdout] 155 | |                 let point_axis = caps.name("point_axis")?.as_str();
[INFO] [stdout] 156 | |                 let point: usize = caps.name("point")?.as_str().parse()?;
[INFO] [stdout] 157 | |                 let range_axis = caps.name("range_axis")?.as_str();
[INFO] [stdout] 158 | |                 let range_start: usize = caps.name("range_start")?.as_str().parse()?;
[INFO] [stdout]     | |                                                                  ^ use `.ok_or(...)?` to provide an error compatible with `Result<ClayGroup, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |                 }
[INFO] [stdout] 169 | |             })
[INFO] [stdout]     | |_____________- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<ClayGroup, 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 closure that returns `Result`
[INFO] [stdout]    --> src/seventeen_a.rs:159:62
[INFO] [stdout]     |
[INFO] [stdout] 153 |               .map(|l| {
[INFO] [stdout]     |  __________________-
[INFO] [stdout] 154 | |                 let caps = regex.captures(l)?;
[INFO] [stdout] 155 | |                 let point_axis = caps.name("point_axis")?.as_str();
[INFO] [stdout] 156 | |                 let point: usize = caps.name("point")?.as_str().parse()?;
[INFO] [stdout] ...   |
[INFO] [stdout] 159 | |                 let range_end: usize = caps.name("range_end")?.as_str().parse()?;
[INFO] [stdout]     | |                                                              ^ use `.ok_or(...)?` to provide an error compatible with `Result<ClayGroup, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 168 | |                 }
[INFO] [stdout] 169 | |             })
[INFO] [stdout]     | |_____________- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<ClayGroup, 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/seventeen_a.rs:179:28
[INFO] [stdout]     |
[INFO] [stdout] 149 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 150 | |         let regex = Regex::new(r"(?P<point_axis>[x|y])=(?P<point>\d+), (?P<range_axis>[x|y])=(?P<range_start>\d+)..(?P<range_end>\d+)")?;
[INFO] [stdout] 151 | |         let groups: Vec<ClayGroup> = input
[INFO] [stdout] 152 | |             .lines()
[INFO] [stdout] ...   |
[INFO] [stdout] 179 | |             .map(|x| x - 1)?; //allow for spill on the left
[INFO] [stdout]     | |                            ^ use `.ok_or(...)?` to provide an error compatible with `Result<World, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |         })
[INFO] [stdout] 230 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<World, 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/seventeen_a.rs:188:28
[INFO] [stdout]     |
[INFO] [stdout] 149 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 150 | |         let regex = Regex::new(r"(?P<point_axis>[x|y])=(?P<point>\d+), (?P<range_axis>[x|y])=(?P<range_start>\d+)..(?P<range_end>\d+)")?;
[INFO] [stdout] 151 | |         let groups: Vec<ClayGroup> = input
[INFO] [stdout] 152 | |             .lines()
[INFO] [stdout] ...   |
[INFO] [stdout] 188 | |             .map(|x| x + 1)?; //allow for spill on the top
[INFO] [stdout]     | |                            ^ use `.ok_or(...)?` to provide an error compatible with `Result<World, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |         })
[INFO] [stdout] 230 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<World, 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/seventeen_a.rs:197:22
[INFO] [stdout]     |
[INFO] [stdout] 149 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 150 | |         let regex = Regex::new(r"(?P<point_axis>[x|y])=(?P<point>\d+), (?P<range_axis>[x|y])=(?P<range_start>\d+)..(?P<range_end>\d+)")?;
[INFO] [stdout] 151 | |         let groups: Vec<ClayGroup> = input
[INFO] [stdout] 152 | |             .lines()
[INFO] [stdout] ...   |
[INFO] [stdout] 197 | |             .cloned()?;
[INFO] [stdout]     | |                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<World, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |         })
[INFO] [stdout] 230 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<World, 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/seventeen_a.rs:206:22
[INFO] [stdout]     |
[INFO] [stdout] 149 | /     fn from_str(input: &str) -> Result<Self, Self::Err> {
[INFO] [stdout] 150 | |         let regex = Regex::new(r"(?P<point_axis>[x|y])=(?P<point>\d+), (?P<range_axis>[x|y])=(?P<range_start>\d+)..(?P<range_end>\d+)")?;
[INFO] [stdout] 151 | |         let groups: Vec<ClayGroup> = input
[INFO] [stdout] 152 | |             .lines()
[INFO] [stdout] ...   |
[INFO] [stdout] 206 | |             .cloned()?;
[INFO] [stdout]     | |                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<World, ParsingError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 229 | |         })
[INFO] [stdout] 230 | |     }
[INFO] [stdout]     | |_____- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<World, ParsingError>`
[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.
[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 closure that returns `Result`
[INFO] [stdout]   --> src/twenty_three_a.rs:13:41
[INFO] [stdout]    |
[INFO] [stdout] 12 |           .map(|l| {
[INFO] [stdout]    |  ______________-
[INFO] [stdout] 13 | |             let caps = regex.captures(l)?;
[INFO] [stdout]    | |                                         ^ use `.ok_or(...)?` to provide an error compatible with `Result<Nanobot, _>`
[INFO] [stdout] 14 | |             let x = caps.name("x")?.as_str().parse()?;
[INFO] [stdout] 15 | |             let y = caps.name("y")?.as_str().parse()?;
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |             Ok(Nanobot { pos, radius })
[INFO] [stdout] 20 | |         })
[INFO] [stdout]    | |_________- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Nanobot, _>`
[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 closure that returns `Result`
[INFO] [stdout]   --> src/twenty_three_a.rs:14:35
[INFO] [stdout]    |
[INFO] [stdout] 12 |           .map(|l| {
[INFO] [stdout]    |  ______________-
[INFO] [stdout] 13 | |             let caps = regex.captures(l)?;
[INFO] [stdout] 14 | |             let x = caps.name("x")?.as_str().parse()?;
[INFO] [stdout]    | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Nanobot, _>`
[INFO] [stdout] 15 | |             let y = caps.name("y")?.as_str().parse()?;
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |             Ok(Nanobot { pos, radius })
[INFO] [stdout] 20 | |         })
[INFO] [stdout]    | |_________- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Nanobot, _>`
[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 closure that returns `Result`
[INFO] [stdout]   --> src/twenty_three_a.rs:15:35
[INFO] [stdout]    |
[INFO] [stdout] 12 |           .map(|l| {
[INFO] [stdout]    |  ______________-
[INFO] [stdout] 13 | |             let caps = regex.captures(l)?;
[INFO] [stdout] 14 | |             let x = caps.name("x")?.as_str().parse()?;
[INFO] [stdout] 15 | |             let y = caps.name("y")?.as_str().parse()?;
[INFO] [stdout]    | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Nanobot, _>`
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |             Ok(Nanobot { pos, radius })
[INFO] [stdout] 20 | |         })
[INFO] [stdout]    | |_________- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Nanobot, _>`
[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 closure that returns `Result`
[INFO] [stdout]   --> src/twenty_three_a.rs:16:35
[INFO] [stdout]    |
[INFO] [stdout] 12 |           .map(|l| {
[INFO] [stdout]    |  ______________-
[INFO] [stdout] 13 | |             let caps = regex.captures(l)?;
[INFO] [stdout] 14 | |             let x = caps.name("x")?.as_str().parse()?;
[INFO] [stdout] 15 | |             let y = caps.name("y")?.as_str().parse()?;
[INFO] [stdout] 16 | |             let z = caps.name("z")?.as_str().parse()?;
[INFO] [stdout]    | |                                   ^ use `.ok_or(...)?` to provide an error compatible with `Result<Nanobot, _>`
[INFO] [stdout] ...  |
[INFO] [stdout] 19 | |             Ok(Nanobot { pos, radius })
[INFO] [stdout] 20 | |         })
[INFO] [stdout]    | |_________- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Nanobot, _>`
[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 closure that returns `Result`
[INFO] [stdout]   --> src/twenty_three_a.rs:17:40
[INFO] [stdout]    |
[INFO] [stdout] 12 |           .map(|l| {
[INFO] [stdout]    |  ______________-
[INFO] [stdout] 13 | |             let caps = regex.captures(l)?;
[INFO] [stdout] 14 | |             let x = caps.name("x")?.as_str().parse()?;
[INFO] [stdout] 15 | |             let y = caps.name("y")?.as_str().parse()?;
[INFO] [stdout] 16 | |             let z = caps.name("z")?.as_str().parse()?;
[INFO] [stdout] 17 | |             let radius = caps.name("r")?.as_str().parse()?;
[INFO] [stdout]    | |                                        ^ use `.ok_or(...)?` to provide an error compatible with `Result<Nanobot, _>`
[INFO] [stdout] 18 | |             let pos = (x, y, z);
[INFO] [stdout] 19 | |             Ok(Nanobot { pos, radius })
[INFO] [stdout] 20 | |         })
[INFO] [stdout]    | |_________- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<Option<Infallible>>` is not implemented for `Result<Nanobot, _>`
[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 7 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 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[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/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[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[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[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/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: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note: "cc" "-m64" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.0.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.1.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.10.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.11.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.12.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.13.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.14.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.15.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.2.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.3.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.4.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.5.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.6.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.7.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.8.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.one_a.2nf21uds-cgu.9.rcgu.o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd.50qm770ksv0c0xhx.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libcommon-e90ef1f300d2d2a4.rlib" "/opt/rustwide/target/debug/deps/libreqwest-ff13641526038c09.rlib" "/opt/rustwide/target/debug/deps/libuuid-f71bfb2d9b6951e7.rlib" "/opt/rustwide/target/debug/deps/libserde_urlencoded-b2bff2812c2728fd.rlib" "/opt/rustwide/target/debug/deps/liburl-5c616065cd885e72.rlib" "/opt/rustwide/target/debug/deps/libpercent_encoding-94f4b792093520e3.rlib" "/opt/rustwide/target/debug/deps/libidna-dab2a973ad3946ce.rlib" "/opt/rustwide/target/debug/deps/libunicode_normalization-d3a7cf14fc5c271d.rlib" "/opt/rustwide/target/debug/deps/libunicode_bidi-658b16b5d9bb5631.rlib" "/opt/rustwide/target/debug/deps/libmatches-5bfcef5685786a07.rlib" "/opt/rustwide/target/debug/deps/libdtoa-1c14135160fd8ea5.rlib" "/opt/rustwide/target/debug/deps/libserde_json-4a684214a525f616.rlib" "/opt/rustwide/target/debug/deps/libryu-ebdd99aadd4b9f3b.rlib" "/opt/rustwide/target/debug/deps/libserde-f2254fbd2a266563.rlib" "/opt/rustwide/target/debug/deps/libmime_guess-f4a488a51e843d3f.rlib" "/opt/rustwide/target/debug/deps/libphf-34eeccdd4ac63783.rlib" "/opt/rustwide/target/debug/deps/libphf_shared-bdec08b97205099e.rlib" "/opt/rustwide/target/debug/deps/libunicase-08c9de06680f597f.rlib" "/opt/rustwide/target/debug/deps/libsiphasher-cafbb31788f4725d.rlib" "/opt/rustwide/target/debug/deps/libmime-c765a8a1ee82b741.rlib" "/opt/rustwide/target/debug/deps/libunicase-959851f15d34d14e.rlib" "/opt/rustwide/target/debug/deps/liblibflate-633e85ec9c262538.rlib" "/opt/rustwide/target/debug/deps/libcrc32fast-980c94d24c316dc6.rlib" "/opt/rustwide/target/debug/deps/libadler32-6f1c368293731f61.rlib" "/opt/rustwide/target/debug/deps/libhyper_tls-b9f4d888c04d2ff2.rlib" "/opt/rustwide/target/debug/deps/libnative_tls-2ff3bc889cd5d39e.rlib" "/opt/rustwide/target/debug/deps/libopenssl_probe-448ee40efb9df675.rlib" "/opt/rustwide/target/debug/deps/libopenssl-72c43a25d691125d.rlib" "/opt/rustwide/target/debug/deps/libopenssl_sys-0e9f0d0304e38a94.rlib" "/opt/rustwide/target/debug/deps/libforeign_types-6dd7ccee81750d2f.rlib" "/opt/rustwide/target/debug/deps/libforeign_types_shared-1812f2e1ab1a4883.rlib" "/opt/rustwide/target/debug/deps/libbitflags-b342a0414369ae71.rlib" "/opt/rustwide/target/debug/deps/libhyper-5e68d0adb8f44a58.rlib" "/opt/rustwide/target/debug/deps/libwant-991ebbc039bb373f.rlib" "/opt/rustwide/target/debug/deps/libtry_lock-c129b4a0d2fd16a1.rlib" "/opt/rustwide/target/debug/deps/libtokio-626685ba360f4113.rlib" "/opt/rustwide/target/debug/deps/libtokio_uds-caa75cb2a20b6e32.rlib" "/opt/rustwide/target/debug/deps/libmio_uds-a7d354588931431c.rlib" "/opt/rustwide/target/debug/deps/libtokio_udp-ca89cace425c1bb6.rlib" "/opt/rustwide/target/debug/deps/libtokio_tcp-2d0fef62c1c8a2e8.rlib" "/opt/rustwide/target/debug/deps/libtokio_timer-83e35a6574265885.rlib" "/opt/rustwide/target/debug/deps/libtokio_reactor-9cb88c2621258f6a.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-ea44e24e1d1182d6.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-5801e90cecf144ae.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-acc27c4947f3cbf1.rlib" "/opt/rustwide/target/debug/deps/libunreachable-cea1dc93adc384b2.rlib" "/opt/rustwide/target/debug/deps/libvoid-7069755a5b9b2d3f.rlib" "/opt/rustwide/target/debug/deps/librand-5f8271ed9da34045.rlib" "/opt/rustwide/target/debug/deps/librand_core-2389598cc3f6ed0b.rlib" "/opt/rustwide/target/debug/deps/liblock_api-03b410e468505d27.rlib" "/opt/rustwide/target/debug/deps/libowning_ref-d67eaab97608715f.rlib" "/opt/rustwide/target/debug/deps/libstable_deref_trait-a2b61fe0a2114434.rlib" "/opt/rustwide/target/debug/deps/libtokio_fs-dcea00d23a7f1edb.rlib" "/opt/rustwide/target/debug/deps/libtokio_threadpool-219998b33762599d.rlib" "/opt/rustwide/target/debug/deps/librand-6facec9e5b2c675a.rlib" "/opt/rustwide/target/debug/deps/librand_xorshift-a2154156ed8aa4cc.rlib" "/opt/rustwide/target/debug/deps/librand_pcg-4604572b93dc2c0f.rlib" "/opt/rustwide/target/debug/deps/librand_hc-e44afdb89a51509e.rlib" "/opt/rustwide/target/debug/deps/librand_chacha-f73d6d6a5a5d6edc.rlib" "/opt/rustwide/target/debug/deps/librand_isaac-caec332ad7ebacc5.rlib" "/opt/rustwide/target/debug/deps/librand_core-47e8829b7e973ebc.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-fd3a14d380132ab8.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-229d3dbe02c2247f.rlib" "/opt/rustwide/target/debug/deps/liblazy_static-fe06c7e6da52f139.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-4fa2c7730d201034.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-2dc0ada3578618fd.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-7ec17f22c41bf497.rlib" "/opt/rustwide/target/debug/deps/libarrayvec-36f0a57779bf3603.rlib" "/opt/rustwide/target/debug/deps/libnodrop-4b3951e1b9d2ffdf.rlib" "/opt/rustwide/target/debug/deps/libtokio_codec-b3bd4f74b963d9ca.rlib" "/opt/rustwide/target/debug/deps/libtokio_current_thread-5fb9361cacefcf84.rlib" "/opt/rustwide/target/debug/deps/libtokio_executor-b8706824d10b0978.rlib" "/opt/rustwide/target/debug/deps/libmio-73b0616ca20371c7.rlib" "/opt/rustwide/target/debug/deps/liblazycell-47c59ecc25c4fe19.rlib" "/opt/rustwide/target/debug/deps/libnet2-789bf9a6ff13b945.rlib" "/opt/rustwide/target/debug/deps/libhttparse-ecbeb3206cc74e1c.rlib" "/opt/rustwide/target/debug/deps/libh2-0260a3444dec579a.rlib" "/opt/rustwide/target/debug/deps/libindexmap-b9d829f3be775c03.rlib" "/opt/rustwide/target/debug/deps/libstring-31cbe66751297392.rlib" "/opt/rustwide/target/debug/deps/libslab-103154534adcb23b.rlib" "/opt/rustwide/target/debug/deps/libtokio_io-9f77f757faa63212.rlib" "/opt/rustwide/target/debug/deps/liblog-639d2fbca7525d4f.rlib" "/opt/rustwide/target/debug/deps/libfutures_cpupool-d60eb29be6582137.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-856a1dab50c98901.rlib" "/opt/rustwide/target/debug/deps/libhttp-2bf25c6ce7680940.rlib" "/opt/rustwide/target/debug/deps/libitoa-57aceabc4d068b69.rlib" "/opt/rustwide/target/debug/deps/libfnv-6f4452e033ff10c8.rlib" "/opt/rustwide/target/debug/deps/libfutures-7124ba694bcdcce1.rlib" "/opt/rustwide/target/debug/deps/libencoding_rs-765322c482c74a80.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-a595498796837d50.rlib" "/opt/rustwide/target/debug/deps/libbytes-b4690b4e0800339a.rlib" "/opt/rustwide/target/debug/deps/libiovec-6c017f90d2c80d05.rlib" "/opt/rustwide/target/debug/deps/libbase64-05acbcf70daa7135.rlib" "/opt/rustwide/target/debug/deps/libsafemem-5bff66990fc6479a.rlib" "/opt/rustwide/target/debug/deps/libbyteorder-07fa2012fece4be3.rlib" "/opt/rustwide/target/debug/deps/libcookie-cd21cd2fd28877c7.rlib" "/opt/rustwide/target/debug/deps/libtime-075a1ca5836ead9b.rlib" "/opt/rustwide/target/debug/deps/liblibc-cccd5c1db59116a1.rlib" "-Wl,--start-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-2420485b9e5ef5e1.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-785e3cb61c4b1960.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-087191a88bdaa22d.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-9981842c02975178.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-6fb405869b015fde.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-d05c5c3c56004b7b.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-42d74d2097528b38.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-fb36534c113d2209.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-b56b9042c12b6535.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-491902d6cb3e76df.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-61834e0981b8c367.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-f78aa99d613a55bc.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-53ee54cd7fed2c57.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-544ecdbd6cda3c58.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-379cc252b6943a79.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-8063eea38dcc5e62.rlib" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-5b228734afae15ee.rlib" "-Wl,--end-group" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-d6c7a399d95d173f.rlib" "-Wl,-Bdynamic" "-lssl" "-lcrypto" "-lutil" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-znoexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/1.54.0-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/one_a-0e3170dcdb442ffd" "-Wl,--gc-sections" "-pie" "-Wl,-zrelro" "-Wl,-znow" "-nodefaultlibs"
[INFO] [stdout]   = note: collect2: fatal error: ld terminated with signal 9 [Killed]
[INFO] [stdout]           compilation terminated.
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "7eb35bf39c97334aa33677dfb3aa63c493d7266b83621443166e097176ab939c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eb35bf39c97334aa33677dfb3aa63c493d7266b83621443166e097176ab939c", kill_on_drop: false }`
[INFO] [stdout] 7eb35bf39c97334aa33677dfb3aa63c493d7266b83621443166e097176ab939c
