[INFO] cloning repository https://github.com/azdavis/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/azdavis/advent-of-code" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdavis%2Fadvent-of-code", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdavis%2Fadvent-of-code'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a880596b255cc77b02ddcacd7d30b98748178c92
[INFO] checking azdavis/advent-of-code against master#8c6ce6b91b172f77c795a74bfeaf74b865146b3f for pr-101345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fazdavis%2Fadvent-of-code" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/azdavis/advent-of-code on toolchain 8c6ce6b91b172f77c795a74bfeaf74b865146b3f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/azdavis/advent-of-code
[INFO] finished tweaking git repo https://github.com/azdavis/advent-of-code
[INFO] tweaked toml for git repo https://github.com/azdavis/advent-of-code written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/azdavis/language-util.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fc90939a0de9d0f7d76361ea70c7bb867c97789ea42ecdfc23acb6fe6d09b55
[INFO] running `Command { std: "docker" "start" "-a" "4fc90939a0de9d0f7d76361ea70c7bb867c97789ea42ecdfc23acb6fe6d09b55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fc90939a0de9d0f7d76361ea70c7bb867c97789ea42ecdfc23acb6fe6d09b55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fc90939a0de9d0f7d76361ea70c7bb867c97789ea42ecdfc23acb6fe6d09b55", kill_on_drop: false }`
[INFO] [stdout] 4fc90939a0de9d0f7d76361ea70c7bb867c97789ea42ecdfc23acb6fe6d09b55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:824c28ce115f6b999260af6986f3384c158e782489540e41c0b698ca1d9fd927" "/opt/rustwide/cargo-home/bin/cargo" "+8c6ce6b91b172f77c795a74bfeaf74b865146b3f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f80e77d06365749bd9be03058b708789d3b531babb8d1baf4eb10b6b7893ad0
[INFO] running `Command { std: "docker" "start" "-a" "4f80e77d06365749bd9be03058b708789d3b531babb8d1baf4eb10b6b7893ad0", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking float-ord v0.2.0
[INFO] [stderr]     Checking topo-sort v0.1.0 (https://github.com/azdavis/language-util.git#0ae4bfc6)
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking once_cell v1.14.0
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling serde_json v1.0.85
[INFO] [stderr]     Checking md5 v0.7.0
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking helpers v0.1.0 (/opt/rustwide/workdir/helpers)
[INFO] [stderr]     Checking y2018 v0.1.0 (/opt/rustwide/workdir/years/y2018)
[INFO] [stderr]     Checking y2017 v0.1.0 (/opt/rustwide/workdir/years/y2017)
[INFO] [stderr]     Checking y2016 v0.1.0 (/opt/rustwide/workdir/years/y2016)
[INFO] [stderr]     Checking y2020 v0.1.0 (/opt/rustwide/workdir/years/y2020)
[INFO] [stderr]     Checking y2019 v0.1.0 (/opt/rustwide/workdir/years/y2019)
[INFO] [stderr]     Checking y2021 v0.1.0 (/opt/rustwide/workdir/years/y2021)
[INFO] [stderr]     Checking y2015 v0.1.0 (/opt/rustwide/workdir/years/y2015)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "4f80e77d06365749bd9be03058b708789d3b531babb8d1baf4eb10b6b7893ad0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f80e77d06365749bd9be03058b708789d3b531babb8d1baf4eb10b6b7893ad0", kill_on_drop: false }`
[INFO] [stdout] 4f80e77d06365749bd9be03058b708789d3b531babb8d1baf4eb10b6b7893ad0