[INFO] cloning repository https://github.com/ilmmatias/aoc2023
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ilmmatias/aoc2023" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filmmatias%2Faoc2023", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Filmmatias%2Faoc2023'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74bcb5e4efb305f1cede3e8ab56c8f6a69548d5d
[INFO] checking ilmmatias/aoc2023 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%2Filmmatias%2Faoc2023" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ilmmatias/aoc2023
[INFO] finished tweaking git repo https://github.com/ilmmatias/aoc2023
[INFO] tweaked toml for git repo https://github.com/ilmmatias/aoc2023 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ilmmatias/aoc2023 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/ilmmatias/aoc2023 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] b83082ed1f9ec431172b2e5d5d39363d779a29f913d52870cf68d6f93597db70
[INFO] running `Command { std: "docker" "start" "-a" "b83082ed1f9ec431172b2e5d5d39363d779a29f913d52870cf68d6f93597db70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b83082ed1f9ec431172b2e5d5d39363d779a29f913d52870cf68d6f93597db70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b83082ed1f9ec431172b2e5d5d39363d779a29f913d52870cf68d6f93597db70", kill_on_drop: false }`
[INFO] [stdout] b83082ed1f9ec431172b2e5d5d39363d779a29f913d52870cf68d6f93597db70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 27e55f70d0434ca54c97b35f52c9b30c12b7f525d3c3a7d38ffd44618112e650
[INFO] running `Command { std: "docker" "start" "-a" "27e55f70d0434ca54c97b35f52c9b30c12b7f525d3c3a7d38ffd44618112e650", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking itertools v0.12.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking day6 v0.1.0 (/opt/rustwide/workdir/day6)
[INFO] [stderr]     Checking day1 v0.1.0 (/opt/rustwide/workdir/day1)
[INFO] [stderr]     Checking day3 v0.1.0 (/opt/rustwide/workdir/day3)
[INFO] [stderr]     Checking day7 v0.1.0 (/opt/rustwide/workdir/day7)
[INFO] [stderr]     Checking day2 v0.1.0 (/opt/rustwide/workdir/day2)
[INFO] [stderr]     Checking day4 v0.1.0 (/opt/rustwide/workdir/day4)
[INFO] [stdout] error: this type will no longer be must used: Result<usize, Infallible>
[INFO] [stdout]   --> day4/src/main.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |               for j in 0..winning_numbers
[INFO] [stdout]    |  _________________________^
[INFO] [stdout] 22 | |                 .split(' ')
[INFO] [stdout] 23 | |                 .map(|card| card.trim())
[INFO] [stdout] 24 | |                 .filter(|card| !card.is_empty() && card_numbers.contains(card))
[INFO] [stdout] 25 | |                 .count()
[INFO] [stdout] 26 | |                 .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 `day4` (bin "day4") 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<usize, Infallible>
[INFO] [stdout]   --> day4/src/main.rs:21:25
[INFO] [stdout]    |
[INFO] [stdout] 21 |               for j in 0..winning_numbers
[INFO] [stdout]    |  _________________________^
[INFO] [stdout] 22 | |                 .split(' ')
[INFO] [stdout] 23 | |                 .map(|card| card.trim())
[INFO] [stdout] 24 | |                 .filter(|card| !card.is_empty() && card_numbers.contains(card))
[INFO] [stdout] 25 | |                 .count()
[INFO] [stdout] 26 | |                 .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 `day4` (bin "day4" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "27e55f70d0434ca54c97b35f52c9b30c12b7f525d3c3a7d38ffd44618112e650", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27e55f70d0434ca54c97b35f52c9b30c12b7f525d3c3a7d38ffd44618112e650", kill_on_drop: false }`
[INFO] [stdout] 27e55f70d0434ca54c97b35f52c9b30c12b7f525d3c3a7d38ffd44618112e650