[INFO] cloning repository https://github.com/minorhacks/advent_2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minorhacks/advent_2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminorhacks%2Fadvent_2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminorhacks%2Fadvent_2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a205f66bb637b5e6b9a19ab4beaf109976a122c6
[INFO] checking minorhacks/advent_2021 against master#bca37a20bd376ce3fd138e7cdee7fe704e0f8814 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminorhacks%2Fadvent_2021" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/minorhacks/advent_2021
[INFO] finished tweaking git repo https://github.com/minorhacks/advent_2021
[INFO] tweaked toml for git repo https://github.com/minorhacks/advent_2021 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/minorhacks/advent_2021 on toolchain bca37a20bd376ce3fd138e7cdee7fe704e0f8814
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/minorhacks/advent_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" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded anyhow v1.0.47
[INFO] [stderr]   Downloaded array2d v0.2.1
[INFO] [stderr]   Downloaded ansi_term v0.9.0
[INFO] [stderr]   Downloaded table-test v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4c4f2a8cd32df72b011bfdb81fe1f6f1957b7d337314001d57b732924532ce4
[INFO] running `Command { std: "docker" "start" "-a" "d4c4f2a8cd32df72b011bfdb81fe1f6f1957b7d337314001d57b732924532ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4c4f2a8cd32df72b011bfdb81fe1f6f1957b7d337314001d57b732924532ce4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c4f2a8cd32df72b011bfdb81fe1f6f1957b7d337314001d57b732924532ce4", kill_on_drop: false }`
[INFO] [stdout] d4c4f2a8cd32df72b011bfdb81fe1f6f1957b7d337314001d57b732924532ce4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bca37a20bd376ce3fd138e7cdee7fe704e0f8814" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 079004ed7b638b86a96c61fecb8111878de728fcc02cab4dde4eb6c2ff18868e
[INFO] running `Command { std: "docker" "start" "-a" "079004ed7b638b86a96c61fecb8111878de728fcc02cab4dde4eb6c2ff18868e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.109
[INFO] [stderr]    Compiling anyhow v1.0.47
[INFO] [stderr]     Checking array2d v0.2.1
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking table-test v0.2.1
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rayon-core v1.9.1
[INFO] [stderr]     Checking rayon v1.5.1
[INFO] [stderr]     Checking advent_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.71s
[INFO] running `Command { std: "docker" "inspect" "079004ed7b638b86a96c61fecb8111878de728fcc02cab4dde4eb6c2ff18868e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "079004ed7b638b86a96c61fecb8111878de728fcc02cab4dde4eb6c2ff18868e", kill_on_drop: false }`
[INFO] [stdout] 079004ed7b638b86a96c61fecb8111878de728fcc02cab4dde4eb6c2ff18868e