[INFO] cloning repository https://github.com/simpuid/rusty-advent-of-code
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simpuid/rusty-advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimpuid%2Frusty-advent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimpuid%2Frusty-advent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c12eaf0c0e22c659311490e4c5ddea039355aab0
[INFO] building simpuid/rusty-advent-of-code against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimpuid%2Frusty-advent-of-code" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simpuid/rusty-advent-of-code on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simpuid/rusty-advent-of-code
[INFO] finished tweaking git repo https://github.com/simpuid/rusty-advent-of-code
[INFO] tweaked toml for git repo https://github.com/simpuid/rusty-advent-of-code written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/simpuid/rusty-advent-of-code 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee8ba8e7c7a95ea171eb81b8db685fd6aebad1cd32fb8d22907ce7426a669da6
[INFO] running `Command { std: "docker" "start" "-a" "ee8ba8e7c7a95ea171eb81b8db685fd6aebad1cd32fb8d22907ce7426a669da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee8ba8e7c7a95ea171eb81b8db685fd6aebad1cd32fb8d22907ce7426a669da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee8ba8e7c7a95ea171eb81b8db685fd6aebad1cd32fb8d22907ce7426a669da6", kill_on_drop: false }`
[INFO] [stdout] ee8ba8e7c7a95ea171eb81b8db685fd6aebad1cd32fb8d22907ce7426a669da6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14d7cb5964e90174d9b0ee04da022874890ff1ffe4f5864ee800f763bba35689
[INFO] running `Command { std: "docker" "start" "-a" "14d7cb5964e90174d9b0ee04da022874890ff1ffe4f5864ee800f763bba35689", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `height` and `visited` are never read
[INFO] [stdout]   --> src/bin/problem18.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Maze {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 16 |     width: usize,
[INFO] [stdout] 17 |     height: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 18 |     data: Vec<Cell>,
[INFO] [stdout] 19 |     visited: Vec<bool>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Maze` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.76s
[INFO] running `Command { std: "docker" "inspect" "14d7cb5964e90174d9b0ee04da022874890ff1ffe4f5864ee800f763bba35689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14d7cb5964e90174d9b0ee04da022874890ff1ffe4f5864ee800f763bba35689", kill_on_drop: false }`
[INFO] [stdout] 14d7cb5964e90174d9b0ee04da022874890ff1ffe4f5864ee800f763bba35689
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f5c1bc6333ebe8323b065cc19c6b458d7b55a7f81199ee765c731d34d786c95
[INFO] running `Command { std: "docker" "start" "-a" "3f5c1bc6333ebe8323b065cc19c6b458d7b55a7f81199ee765c731d34d786c95", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `height` and `visited` are never read
[INFO] [stdout]   --> src/bin/problem18.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Maze {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout] 16 |     width: usize,
[INFO] [stdout] 17 |     height: usize,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 18 |     data: Vec<Cell>,
[INFO] [stdout] 19 |     visited: Vec<bool>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Maze` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "3f5c1bc6333ebe8323b065cc19c6b458d7b55a7f81199ee765c731d34d786c95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f5c1bc6333ebe8323b065cc19c6b458d7b55a7f81199ee765c731d34d786c95", kill_on_drop: false }`
[INFO] [stdout] 3f5c1bc6333ebe8323b065cc19c6b458d7b55a7f81199ee765c731d34d786c95