[INFO] cloning repository https://github.com/benpeoples/integer_factors
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benpeoples/integer_factors" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenpeoples%2Finteger_factors", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenpeoples%2Finteger_factors'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 173aff1775d1f9f01fa9dd7c7b4cdb3902a1cc3c
[INFO] documenting benpeoples/integer_factors 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%2Fbenpeoples%2Finteger_factors" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benpeoples/integer_factors 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/benpeoples/integer_factors
[INFO] finished tweaking git repo https://github.com/benpeoples/integer_factors
[INFO] tweaked toml for git repo https://github.com/benpeoples/integer_factors written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/benpeoples/integer_factors 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libmath v0.1.4
[INFO] [stderr]   Downloaded prime_tools v0.3.4
[INFO] [stderr]   Downloaded indxvec v1.0.3
[INFO] [stderr]   Downloaded sets v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 4ac806da0ad6b9d3d24c2d42b0517755d7ddc85cb6d02630b7816e75518aedc8
[INFO] running `Command { std: "docker" "start" "-a" "4ac806da0ad6b9d3d24c2d42b0517755d7ddc85cb6d02630b7816e75518aedc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4ac806da0ad6b9d3d24c2d42b0517755d7ddc85cb6d02630b7816e75518aedc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac806da0ad6b9d3d24c2d42b0517755d7ddc85cb6d02630b7816e75518aedc8", kill_on_drop: false }`
[INFO] [stdout] 4ac806da0ad6b9d3d24c2d42b0517755d7ddc85cb6d02630b7816e75518aedc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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] 9b7f8bc6180cb604427797ea2d034461458a82303688f712153f1a79a98a3bd1
[INFO] running `Command { std: "docker" "start" "-a" "9b7f8bc6180cb604427797ea2d034461458a82303688f712153f1a79a98a3bd1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]     Checking indxvec v1.0.3
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking sets v1.0.2
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking libmath v0.1.4
[INFO] [stderr]     Checking prime_tools v0.3.4
[INFO] [stderr]  Documenting integer_factors v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around `if` condition
[INFO] [stdout]  --> src/main.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 |     if(args.len() < 2) {
[INFO] [stdout]   |       ^              ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]   |
[INFO] [stdout] 9 -     if(args.len() < 2) {
[INFO] [stdout] 9 +     if args.len() < 2 {
[INFO] [stdout]   | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.42s
[INFO] running `Command { std: "docker" "inspect" "9b7f8bc6180cb604427797ea2d034461458a82303688f712153f1a79a98a3bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b7f8bc6180cb604427797ea2d034461458a82303688f712153f1a79a98a3bd1", kill_on_drop: false }`
[INFO] [stdout] 9b7f8bc6180cb604427797ea2d034461458a82303688f712153f1a79a98a3bd1