[INFO] cloning repository https://github.com/dezemand/aoc-2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dezemand/aoc-2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdezemand%2Faoc-2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdezemand%2Faoc-2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 977403dda0ab9f6a58dcbf7434a89e64b32ad213
[INFO] checking dezemand/aoc-2023 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%2Fdezemand%2Faoc-2023" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dezemand/aoc-2023
[INFO] finished tweaking git repo https://github.com/dezemand/aoc-2023
[INFO] tweaked toml for git repo https://github.com/dezemand/aoc-2023 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dezemand/aoc-2023 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dezemand/aoc-2023 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90ded458136a46c017cb285ffa455424f65c58ef5c4f6f53eab8ce20c3cca2da
[INFO] running `Command { std: "docker" "start" "-a" "90ded458136a46c017cb285ffa455424f65c58ef5c4f6f53eab8ce20c3cca2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90ded458136a46c017cb285ffa455424f65c58ef5c4f6f53eab8ce20c3cca2da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ded458136a46c017cb285ffa455424f65c58ef5c4f6f53eab8ce20c3cca2da", kill_on_drop: false }`
[INFO] [stdout] 90ded458136a46c017cb285ffa455424f65c58ef5c4f6f53eab8ce20c3cca2da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dunmustuse_in_always_ok" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a689cab6581d4fdc825b13c65af83fc8dce88a47d1eeca6b7ea6ae8d2170ceb
[INFO] running `Command { std: "docker" "start" "-a" "9a689cab6581d4fdc825b13c65af83fc8dce88a47d1eeca6b7ea6ae8d2170ceb", kill_on_drop: false }`
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking advent-of-code-2023 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day-02/main.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |     InvalidGameId(ParseIntError),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 -     InvalidGameId(ParseIntError),
[INFO] [stdout] 26 +     InvalidGameId(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/day-02/main.rs:26:19
[INFO] [stdout]    |
[INFO] [stdout] 26 |     InvalidGameId(ParseIntError),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GameError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 26 -     InvalidGameId(ParseIntError),
[INFO] [stdout] 26 +     InvalidGameId(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<[Card; 5], Infallible>
[INFO] [stdout]   --> src/day-07/main.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |           let cards: [Card; 5] = str.chars()
[INFO] [stdout]    |  ________________________________^
[INFO] [stdout] 65 | |             .map(|char| Card::new(char))
[INFO] [stdout] 66 | |             .collect_tuple::<(Card, Card, Card, Card, Card)>()
[INFO] [stdout] 67 | |             .unwrap()
[INFO] [stdout] 68 | |             .try_into()
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/day-04/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Card {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 14 |     id: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Card` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2023` (bin "day-07") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<[char; 3], Infallible>
[INFO] [stdout]   --> src/day-08/main.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |           Self(str
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 19 | |             .chars()
[INFO] [stdout] 20 | |             .collect_tuple::<(char, char, char)>()
[INFO] [stdout] 21 | |             .unwrap()
[INFO] [stdout] 22 | |             .try_into()
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2023` (bin "day-08" test) due to 1 previous error
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/day-04/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | struct Card {
[INFO] [stdout]    |        ---- field in this struct
[INFO] [stdout] 14 |     id: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Card` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<[Card; 5], Infallible>
[INFO] [stdout]   --> src/day-07/main.rs:64:32
[INFO] [stdout]    |
[INFO] [stdout] 64 |           let cards: [Card; 5] = str.chars()
[INFO] [stdout]    |  ________________________________^
[INFO] [stdout] 65 | |             .map(|char| Card::new(char))
[INFO] [stdout] 66 | |             .collect_tuple::<(Card, Card, Card, Card, Card)>()
[INFO] [stdout] 67 | |             .unwrap()
[INFO] [stdout] 68 | |             .try_into()
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2023` (bin "day-07" test) due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<[char; 3], Infallible>
[INFO] [stdout]   --> src/day-08/main.rs:18:14
[INFO] [stdout]    |
[INFO] [stdout] 18 |           Self(str
[INFO] [stdout]    |  ______________^
[INFO] [stdout] 19 | |             .chars()
[INFO] [stdout] 20 | |             .collect_tuple::<(char, char, char)>()
[INFO] [stdout] 21 | |             .unwrap()
[INFO] [stdout] 22 | |             .try_into()
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2023` (bin "day-08") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "9a689cab6581d4fdc825b13c65af83fc8dce88a47d1eeca6b7ea6ae8d2170ceb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a689cab6581d4fdc825b13c65af83fc8dce88a47d1eeca6b7ea6ae8d2170ceb", kill_on_drop: false }`
[INFO] [stdout] 9a689cab6581d4fdc825b13c65af83fc8dce88a47d1eeca6b7ea6ae8d2170ceb