[INFO] cloning repository https://github.com/thenewwazoo/aoc2021-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thenewwazoo/aoc2021-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthenewwazoo%2Faoc2021-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthenewwazoo%2Faoc2021-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 21e6ac340b4217db52aa1499e1ba6297dd9a2d15
[INFO] testing thenewwazoo/aoc2021-rs against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthenewwazoo%2Faoc2021-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thenewwazoo/aoc2021-rs
[INFO] finished tweaking git repo https://github.com/thenewwazoo/aoc2021-rs
[INFO] tweaked toml for git repo https://github.com/thenewwazoo/aoc2021-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thenewwazoo/aoc2021-rs on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thenewwazoo/aoc2021-rs 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 655902623d5847b06e04f188059f16030d7c0c0a8dc07274fbcfaf3e9259a445
[INFO] running `Command { std: "docker" "start" "-a" "655902623d5847b06e04f188059f16030d7c0c0a8dc07274fbcfaf3e9259a445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "655902623d5847b06e04f188059f16030d7c0c0a8dc07274fbcfaf3e9259a445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "655902623d5847b06e04f188059f16030d7c0c0a8dc07274fbcfaf3e9259a445", kill_on_drop: false }`
[INFO] [stdout] 655902623d5847b06e04f188059f16030d7c0c0a8dc07274fbcfaf3e9259a445
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc1fa9300a837ca7ed6cd6d54bdc5578f28cc83c559ec2b1f1d4f03df70800f9
[INFO] running `Command { std: "docker" "start" "-a" "bc1fa9300a837ca7ed6cd6d54bdc5578f28cc83c559ec2b1f1d4f03df70800f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling aoc2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/bin/day23.rs:68:6
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn get_legal_moves(
[INFO] [stdout]    |    --------------- implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] ...
[INFO] [stdout] 68 | ) -> Vec<usize> {
[INFO] [stdout]    |      ^^^^^^^^^^ expected `Vec<usize>`, found `()`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected struct `Vec<usize>`
[INFO] [stdout]            found unit type `()`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `aoc2021` (bin "day23") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "bc1fa9300a837ca7ed6cd6d54bdc5578f28cc83c559ec2b1f1d4f03df70800f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc1fa9300a837ca7ed6cd6d54bdc5578f28cc83c559ec2b1f1d4f03df70800f9", kill_on_drop: false }`
[INFO] [stdout] bc1fa9300a837ca7ed6cd6d54bdc5578f28cc83c559ec2b1f1d4f03df70800f9
