[INFO] cloning repository https://github.com/m-minarik/aoc_rust_2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/m-minarik/aoc_rust_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-minarik%2Faoc_rust_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-minarik%2Faoc_rust_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 225f202b8ff31308d90c3de27f2d19bd035305dc
[INFO] testing m-minarik/aoc_rust_2021 against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fm-minarik%2Faoc_rust_2021" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/m-minarik/aoc_rust_2021
[INFO] finished tweaking git repo https://github.com/m-minarik/aoc_rust_2021
[INFO] tweaked toml for git repo https://github.com/m-minarik/aoc_rust_2021 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/m-minarik/aoc_rust_2021 on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/m-minarik/aoc_rust_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" "+1.99.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0029c482045a61991fd58be2092f9a0fe3d2ff74e9866ad4a3fc45c4050e4c2e
[INFO] running `Command { std: "docker" "start" "0029c482045a61991fd58be2092f9a0fe3d2ff74e9866ad4a3fc45c4050e4c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0029c482045a61991fd58be2092f9a0fe3d2ff74e9866ad4a3fc45c4050e4c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0029c482045a61991fd58be2092f9a0fe3d2ff74e9866ad4a3fc45c4050e4c2e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0029c482045a61991fd58be2092f9a0fe3d2ff74e9866ad4a3fc45c4050e4c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0029c482045a61991fd58be2092f9a0fe3d2ff74e9866ad4a3fc45c4050e4c2e" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `regex`
[INFO] [stdout]  --> src/day_22.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^ use of unresolved module or unlinked crate `regex`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `regex`, use `cargo add regex` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust` (bin "rust") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0029c482045a61991fd58be2092f9a0fe3d2ff74e9866ad4a3fc45c4050e4c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0029c482045a61991fd58be2092f9a0fe3d2ff74e9866ad4a3fc45c4050e4c2e", kill_on_drop: false }`
[INFO] [stdout] 0029c482045a61991fd58be2092f9a0fe3d2ff74e9866ad4a3fc45c4050e4c2e
