[INFO] cloning repository https://github.com/louisch/advent_of_code_2021_rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/louisch/advent_of_code_2021_rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisch%2Fadvent_of_code_2021_rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisch%2Fadvent_of_code_2021_rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 207ecc901fb1c5886756b03149acfe08c3e7ddbd
[INFO] documenting louisch/advent_of_code_2021_rs against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flouisch%2Fadvent_of_code_2021_rs" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/louisch/advent_of_code_2021_rs on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/louisch/advent_of_code_2021_rs
[INFO] finished tweaking git repo https://github.com/louisch/advent_of_code_2021_rs
[INFO] tweaked toml for git repo https://github.com/louisch/advent_of_code_2021_rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/louisch/advent_of_code_2021_rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77a9aedd6d53931c91574cacc7d3f52c7e43c31df8376aab51f43fbb4579a507
[INFO] running `Command { std: "docker" "start" "-a" "77a9aedd6d53931c91574cacc7d3f52c7e43c31df8376aab51f43fbb4579a507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77a9aedd6d53931c91574cacc7d3f52c7e43c31df8376aab51f43fbb4579a507", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77a9aedd6d53931c91574cacc7d3f52c7e43c31df8376aab51f43fbb4579a507", kill_on_drop: false }`
[INFO] [stdout] 77a9aedd6d53931c91574cacc7d3f52c7e43c31df8376aab51f43fbb4579a507
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bb323c037425b1186c25be9d0f95fd489ae6766a7792b3a8d8a8f3d9dc53042
[INFO] running `Command { std: "docker" "start" "-a" "2bb323c037425b1186c25be9d0f95fd489ae6766a7792b3a8d8a8f3d9dc53042", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.51
[INFO] [stderr]     Checking funty v1.2.0
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking wyz v0.4.0
[INFO] [stderr]     Checking bitvec v0.22.3
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking num-integer v0.1.44
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking ndarray v0.15.4
[INFO] [stderr]  Documenting advent_of_code_2021 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/day_1.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | /// https://adventofcode.com/2021/day/1
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://adventofcode.com/2021/day/1>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/day_1.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | /// https://adventofcode.com/2021/day/1#part2
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://adventofcode.com/2021/day/1#part2>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.05s
[INFO] running `Command { std: "docker" "inspect" "2bb323c037425b1186c25be9d0f95fd489ae6766a7792b3a8d8a8f3d9dc53042", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb323c037425b1186c25be9d0f95fd489ae6766a7792b3a8d8a8f3d9dc53042", kill_on_drop: false }`
[INFO] [stdout] 2bb323c037425b1186c25be9d0f95fd489ae6766a7792b3a8d8a8f3d9dc53042