[INFO] cloning repository https://github.com/andrewrjohn/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/andrewrjohn/advent-of-code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewrjohn%2Fadvent-of-code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewrjohn%2Fadvent-of-code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3329e8ca47b11cfd14512b18b0e5dbb446b4c2c
[INFO] testing andrewrjohn/advent-of-code-2021 against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrewrjohn%2Fadvent-of-code-2021" "/workspace/builds/worker-68/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-68/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrewrjohn/advent-of-code-2021 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrewrjohn/advent-of-code-2021
[INFO] finished tweaking git repo https://github.com/andrewrjohn/advent-of-code-2021
[INFO] tweaked toml for git repo https://github.com/andrewrjohn/advent-of-code-2021 written to /workspace/builds/worker-68/source/Cargo.toml
[INFO] crate git repo https://github.com/andrewrjohn/advent-of-code-2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 499124fa9c438e780981ae38531e8b8aad33626136cd3b201d5c9c9cae7db082
[INFO] running `Command { std: "docker" "start" "-a" "499124fa9c438e780981ae38531e8b8aad33626136cd3b201d5c9c9cae7db082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "499124fa9c438e780981ae38531e8b8aad33626136cd3b201d5c9c9cae7db082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "499124fa9c438e780981ae38531e8b8aad33626136cd3b201d5c9c9cae7db082", kill_on_drop: false }`
[INFO] [stdout] 499124fa9c438e780981ae38531e8b8aad33626136cd3b201d5c9c9cae7db082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ea554e7197d44c5761e076e5f7e3d2325954150f63c76e33f138eb8247343a1
[INFO] running `Command { std: "docker" "start" "-a" "3ea554e7197d44c5761e076e5f7e3d2325954150f63c76e33f138eb8247343a1", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-of-code-2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `math`
[INFO] [stdout]   --> src/days/day06.rs:61:21
[INFO] [stdout]    |
[INFO] [stdout] 61 |                 use math::round;
[INFO] [stdout]    |                     ^^^^ use of undeclared crate or module `math`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::input_helper`
[INFO] [stdout]  --> src/days/day06.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::input_helper;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0610]: `{integer}` is a primitive type and therefore doesn't have fields
[INFO] [stdout]   --> src/days/day06.rs:62:42
[INFO] [stdout]    |
[INFO] [stdout] 62 |                 count += (7 / remaining).floor;
[INFO] [stdout]    |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0610.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `advent-of-code-2021` due to 3 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "3ea554e7197d44c5761e076e5f7e3d2325954150f63c76e33f138eb8247343a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea554e7197d44c5761e076e5f7e3d2325954150f63c76e33f138eb8247343a1", kill_on_drop: false }`
[INFO] [stdout] 3ea554e7197d44c5761e076e5f7e3d2325954150f63c76e33f138eb8247343a1