[INFO] cloning repository https://github.com/reinvantveer/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/reinvantveer/Advent-of-Code-2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freinvantveer%2FAdvent-of-Code-2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freinvantveer%2FAdvent-of-Code-2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2c0ea383a66385365270e3f946a47057b5ace06
[INFO] documenting reinvantveer/Advent-of-Code-2021 against 1.86.0 for beta-1.87-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Freinvantveer%2FAdvent-of-Code-2021" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/reinvantveer/Advent-of-Code-2021 on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/reinvantveer/Advent-of-Code-2021
[INFO] finished tweaking git repo https://github.com/reinvantveer/Advent-of-Code-2021
[INFO] tweaked toml for git repo https://github.com/reinvantveer/Advent-of-Code-2021 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/reinvantveer/Advent-of-Code-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" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray-stats v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c42e026e402030c2670875d1a03d7c6c3cc406764eb34a2f7d38dc11d67c0118
[INFO] running `Command { std: "docker" "start" "-a" "c42e026e402030c2670875d1a03d7c6c3cc406764eb34a2f7d38dc11d67c0118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c42e026e402030c2670875d1a03d7c6c3cc406764eb34a2f7d38dc11d67c0118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c42e026e402030c2670875d1a03d7c6c3cc406764eb34a2f7d38dc11d67c0118", kill_on_drop: false }`
[INFO] [stdout] c42e026e402030c2670875d1a03d7c6c3cc406764eb34a2f7d38dc11d67c0118
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f7b76254644ec43a3435b48b18c031b20d46708f2b19767e8cf700ec5f81eb5
[INFO] running `Command { std: "docker" "start" "-a" "3f7b76254644ec43a3435b48b18c031b20d46708f2b19767e8cf700ec5f81eb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.15
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking noisy_float v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking ndarray-stats v0.5.0
[INFO] [stderr]  Documenting advent_of_code_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.27s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/advent_of_code_2021/index.html
[INFO] running `Command { std: "docker" "inspect" "3f7b76254644ec43a3435b48b18c031b20d46708f2b19767e8cf700ec5f81eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f7b76254644ec43a3435b48b18c031b20d46708f2b19767e8cf700ec5f81eb5", kill_on_drop: false }`
[INFO] [stdout] 3f7b76254644ec43a3435b48b18c031b20d46708f2b19767e8cf700ec5f81eb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a3d942255b5527840b2dc039deb1dbc77135ad7cbd597937caea824d7c33d21
[INFO] running `Command { std: "docker" "start" "-a" "8a3d942255b5527840b2dc039deb1dbc77135ad7cbd597937caea824d7c33d21", kill_on_drop: false }`
[INFO] [stderr]  Documenting advent_of_code_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/advent_of_code_2021/index.html
[INFO] running `Command { std: "docker" "inspect" "8a3d942255b5527840b2dc039deb1dbc77135ad7cbd597937caea824d7c33d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a3d942255b5527840b2dc039deb1dbc77135ad7cbd597937caea824d7c33d21", kill_on_drop: false }`
[INFO] [stdout] 8a3d942255b5527840b2dc039deb1dbc77135ad7cbd597937caea824d7c33d21