[INFO] cloning repository https://github.com/esqu1/advent-of-code-2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/esqu1/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 903ba83b3c35047e6a7b4cbf75bf24f966e390c8
[INFO] testing esqu1/advent-of-code-2021 against 1.69.0 for beta-1.70-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fesqu1%2Fadvent-of-code-2021" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/esqu1/advent-of-code-2021 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/esqu1/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/esqu1/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/esqu1/advent-of-code-2021 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/esqu1/advent-of-code-2021 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54bba586eaa3f8b8e6a56cb8d374e903442c86dbd110562de7865977f0f751fa
[INFO] running `Command { std: "docker" "start" "-a" "54bba586eaa3f8b8e6a56cb8d374e903442c86dbd110562de7865977f0f751fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54bba586eaa3f8b8e6a56cb8d374e903442c86dbd110562de7865977f0f751fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54bba586eaa3f8b8e6a56cb8d374e903442c86dbd110562de7865977f0f751fa", kill_on_drop: false }`
[INFO] [stdout] 54bba586eaa3f8b8e6a56cb8d374e903442c86dbd110562de7865977f0f751fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 30295c6b80f58360d54b4d2a071ba6cd20d826d53ad52aa0d444410ef87d99a4
[INFO] running `Command { std: "docker" "start" "-a" "30295c6b80f58360d54b4d2a071ba6cd20d826d53ad52aa0d444410ef87d99a4", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-of-code-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/day3.rs:24:62
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub fn solve_helper2(lines: impl Iterator<Item = String>) -> Output {
[INFO] [stdout]    |        -------------                                         ^^^^^^ expected `u32`, found `()`
[INFO] [stdout]    |        |
[INFO] [stdout]    |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2021` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "30295c6b80f58360d54b4d2a071ba6cd20d826d53ad52aa0d444410ef87d99a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30295c6b80f58360d54b4d2a071ba6cd20d826d53ad52aa0d444410ef87d99a4", kill_on_drop: false }`
[INFO] [stdout] 30295c6b80f58360d54b4d2a071ba6cd20d826d53ad52aa0d444410ef87d99a4
