[INFO] cloning repository https://github.com/ktakiman/AoC2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ktakiman/AoC2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktakiman%2FAoC2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fktakiman%2FAoC2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f772cfce189a4a43e0f784900d9c086bee147b98
[INFO] checking ktakiman/AoC2021 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%2Fktakiman%2FAoC2021" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ktakiman/AoC2021
[INFO] finished tweaking git repo https://github.com/ktakiman/AoC2021
[INFO] tweaked toml for git repo https://github.com/ktakiman/AoC2021 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ktakiman/AoC2021 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/ktakiman/AoC2021 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 68e660e5ff54fb12a969be2e11bac208f64ce30eae72eed02799e49fe96ced53
[INFO] running `Command { std: "docker" "start" "-a" "68e660e5ff54fb12a969be2e11bac208f64ce30eae72eed02799e49fe96ced53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68e660e5ff54fb12a969be2e11bac208f64ce30eae72eed02799e49fe96ced53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68e660e5ff54fb12a969be2e11bac208f64ce30eae72eed02799e49fe96ced53", kill_on_drop: false }`
[INFO] [stdout] 68e660e5ff54fb12a969be2e11bac208f64ce30eae72eed02799e49fe96ced53
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 45acd613ef663bdc3cdf07e4a3fd573eb9b6ce32047c25e8d8ffbf74ea5caeed
[INFO] running `Command { std: "docker" "start" "-a" "45acd613ef663bdc3cdf07e4a3fd573eb9b6ce32047c25e8d8ffbf74ea5caeed", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/day02.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let path = env::current_dir();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_one` is never used
[INFO] [stdout]  --> src/day02.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn part_one(lines: Vec::<(String, i32)>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path`
[INFO] [stdout]   --> src/day02.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let path = env::current_dir();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_path`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `part_one` is never used
[INFO] [stdout]  --> src/day02.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn part_one(lines: Vec::<(String, i32)>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[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<usize, Infallible>
[INFO] [stdout]   --> src/day04.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 |             size: bingo_size.try_into().unwrap(),
[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<usize, Infallible>
[INFO] [stdout]   --> src/day04.rs:99:19
[INFO] [stdout]    |
[INFO] [stdout] 99 |             size: bingo_size.try_into().unwrap(),
[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 `aoc-2021` (bin "day04") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: function `part_one` is never used
[INFO] [stdout]  --> src/day01.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn part_one(nums: Vec<i32>) -> i32 {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc-2021` (bin "day04" test) due to 1 previous error
[INFO] [stdout] warning: denote infinite loops with `loop { ... }`
[INFO] [stdout]   --> src/day11.rs:35:5
[INFO] [stdout]    |
[INFO] [stdout] 35 |     while true {
[INFO] [stdout]    |     ^^^^^^^^^^ help: use `loop`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(while_true)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/day09.rs:74:51
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let mut checked: Vec<Vec<bool>> = (0..h).map(|y| vec![false; w]).collect();
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `y`
[INFO] [stdout]   --> src/day09.rs:74:51
[INFO] [stdout]    |
[INFO] [stdout] 74 |     let mut checked: Vec<Vec<bool>> = (0..h).map(|y| vec![false; w]).collect();
[INFO] [stdout]    |                                                   ^ help: if this is intentional, prefix it with an underscore: `_y`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45acd613ef663bdc3cdf07e4a3fd573eb9b6ce32047c25e8d8ffbf74ea5caeed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45acd613ef663bdc3cdf07e4a3fd573eb9b6ce32047c25e8d8ffbf74ea5caeed", kill_on_drop: false }`
[INFO] [stdout] 45acd613ef663bdc3cdf07e4a3fd573eb9b6ce32047c25e8d8ffbf74ea5caeed
