[INFO] cloning repository https://github.com/Akmadan23/aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Akmadan23/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkmadan23%2Faoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkmadan23%2Faoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 89728b94589a4a6dde8adf50683207ed93addd10
[INFO] checking Akmadan23/aoc against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAkmadan23%2Faoc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Akmadan23/aoc
[INFO] finished tweaking git repo https://github.com/Akmadan23/aoc
[INFO] tweaked toml for git repo https://github.com/Akmadan23/aoc written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Akmadan23/aoc on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2611bd6a169cca0d7df096aa659802037617eb1c09676c8be262c756f22f906
[INFO] running `Command { std: "docker" "start" "-a" "c2611bd6a169cca0d7df096aa659802037617eb1c09676c8be262c756f22f906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2611bd6a169cca0d7df096aa659802037617eb1c09676c8be262c756f22f906", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2611bd6a169cca0d7df096aa659802037617eb1c09676c8be262c756f22f906", kill_on_drop: false }`
[INFO] [stdout] c2611bd6a169cca0d7df096aa659802037617eb1c09676c8be262c756f22f906
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 784dacfddd092e065c8e14251bd1fa1e5646b4db6ebb4f7ddd2080f9a8865928
[INFO] running `Command { std: "docker" "start" "-a" "784dacfddd092e065c8e14251bd1fa1e5646b4db6ebb4f7ddd2080f9a8865928", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking regex-syntax v0.8.8
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<Pair, Infallible>
[INFO] [stdout]   --> src/bin/day2022_04.rs:16:53
[INFO] [stdout]    |
[INFO] [stdout] 16 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 17 | |         let x: Vec<u8> = s
[INFO] [stdout] 18 | |             .split([',', '-'])
[INFO] [stdout] 19 | |             .filter_map(|i| i.parse().ok())
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         })
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Pair, Infallible>
[INFO] [stdout]   --> src/bin/day2022_04.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | /         Ok(Self {
[INFO] [stdout] 23 | |             min1: x[0],
[INFO] [stdout] 24 | |             max1: x[1],
[INFO] [stdout] 25 | |             min2: x[2],
[INFO] [stdout] 26 | |             max2: x[3],
[INFO] [stdout] 27 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc` (bin "day2022_04" test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]   --> src/bin/day2021_05.rs:20:53
[INFO] [stdout]    |
[INFO] [stdout] 20 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 21 | |         let coord: Vec<u16> = s
[INFO] [stdout] 22 | |             .replace(" -> ", ",")
[INFO] [stdout] 23 | |             .split(",")
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |         })
[INFO] [stdout] 33 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]   --> src/bin/day2021_05.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | /         Ok(Self {
[INFO] [stdout] 28 | |             x1: coord[0],
[INFO] [stdout] 29 | |             y1: coord[1],
[INFO] [stdout] 30 | |             x2: coord[2],
[INFO] [stdout] 31 | |             y2: coord[3],
[INFO] [stdout] 32 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc` (bin "day2021_05") due to 2 previous errors
[INFO] [stdout] error: this type will no longer be must used: Result<Passport, Infallible>
[INFO] [stdout]   --> src/bin/day2020_04.rs:22:53
[INFO] [stdout]    |
[INFO] [stdout] 22 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 23 | |         let mut p = Passport::default();
[INFO] [stdout] 24 | |         let data: Vec<Vec<String>> = s
[INFO] [stdout] 25 | |             .split([' ', '\n'])
[INFO] [stdout] ...  |
[INFO] [stdout] 54 | |         Ok(p)
[INFO] [stdout] 55 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Passport, Infallible>
[INFO] [stdout]   --> src/bin/day2020_04.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 54 |         Ok(p)
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]   --> src/bin/day2021_05.rs:20:53
[INFO] [stdout]    |
[INFO] [stdout] 20 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 21 | |         let coord: Vec<u16> = s
[INFO] [stdout] 22 | |             .replace(" -> ", ",")
[INFO] [stdout] 23 | |             .split(",")
[INFO] [stdout] ...  |
[INFO] [stdout] 32 | |         })
[INFO] [stdout] 33 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Line, Infallible>
[INFO] [stdout]   --> src/bin/day2021_05.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | /         Ok(Self {
[INFO] [stdout] 28 | |             x1: coord[0],
[INFO] [stdout] 29 | |             y1: coord[1],
[INFO] [stdout] 30 | |             x2: coord[2],
[INFO] [stdout] 31 | |             y2: coord[3],
[INFO] [stdout] 32 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<RuckSack, Infallible>
[INFO] [stdout]   --> src/bin/day2022_03.rs:20:53
[INFO] [stdout]    |
[INFO] [stdout] 20 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 21 | |         Ok(Self(s
[INFO] [stdout] 22 | |             .chars()
[INFO] [stdout] 23 | |             .map(|i| match i {
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | |             .collect()))
[INFO] [stdout] 29 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<RuckSack, Infallible>
[INFO] [stdout]   --> src/bin/day2022_03.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | /         Ok(Self(s
[INFO] [stdout] 22 | |             .chars()
[INFO] [stdout] 23 | |             .map(|i| match i {
[INFO] [stdout] 24 | |                 'a'..='z' => i as u16 - 96,
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |             })
[INFO] [stdout] 28 | |             .collect()))
[INFO] [stdout]    | |________________________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Pair, Infallible>
[INFO] [stdout]   --> src/bin/day2022_04.rs:16:53
[INFO] [stdout]    |
[INFO] [stdout] 16 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 17 | |         let x: Vec<u8> = s
[INFO] [stdout] 18 | |             .split([',', '-'])
[INFO] [stdout] 19 | |             .filter_map(|i| i.parse().ok())
[INFO] [stdout] ...  |
[INFO] [stdout] 27 | |         })
[INFO] [stdout] 28 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Pair, Infallible>
[INFO] [stdout]   --> src/bin/day2022_04.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | /         Ok(Self {
[INFO] [stdout] 23 | |             min1: x[0],
[INFO] [stdout] 24 | |             max1: x[1],
[INFO] [stdout] 25 | |             min2: x[2],
[INFO] [stdout] 26 | |             max2: x[3],
[INFO] [stdout] 27 | |         })
[INFO] [stdout]    | |__________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Stack, Infallible>
[INFO] [stdout]   --> src/bin/day2022_05.rs:27:53
[INFO] [stdout]    |
[INFO] [stdout] 27 |       fn from_str(s: &str) -> Result<Self, Self::Err> {
[INFO] [stdout]    |  _____________________________________________________^
[INFO] [stdout] 28 | |         let mut stacks = vec![vec![]; 9];
[INFO] [stdout] 29 | |
[INFO] [stdout] 30 | |         for line in s.lines().rev().skip(1) {
[INFO] [stdout] ...  |
[INFO] [stdout] 40 | |         Ok(Self(stacks))
[INFO] [stdout] 41 | |     }
[INFO] [stdout]    | |_____^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<Stack, Infallible>
[INFO] [stdout]   --> src/bin/day2022_05.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         Ok(Self(stacks))
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc` (bin "aoc" test) due to 10 previous errors
[INFO] running `Command { std: "docker" "inspect" "784dacfddd092e065c8e14251bd1fa1e5646b4db6ebb4f7ddd2080f9a8865928", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "784dacfddd092e065c8e14251bd1fa1e5646b4db6ebb4f7ddd2080f9a8865928", kill_on_drop: false }`
[INFO] [stdout] 784dacfddd092e065c8e14251bd1fa1e5646b4db6ebb4f7ddd2080f9a8865928