[INFO] cloning repository https://github.com/lkolbly/recursive-collatz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lkolbly/recursive-collatz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flkolbly%2Frecursive-collatz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flkolbly%2Frecursive-collatz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3be3b220699efa3b484e51fdb678b6a1c3fdb0e4
[INFO] documenting lkolbly/recursive-collatz 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%2Flkolbly%2Frecursive-collatz" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lkolbly/recursive-collatz 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/lkolbly/recursive-collatz
[INFO] finished tweaking git repo https://github.com/lkolbly/recursive-collatz
[INFO] tweaked toml for git repo https://github.com/lkolbly/recursive-collatz written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/lkolbly/recursive-collatz 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]     Updating git repository `https://github.com/gfx-rs/wgpu`
[INFO] [stderr]     Updating git repository `https://github.com/gfx-rs/naga`
[INFO] [stderr]     Updating git repository `https://github.com/gfx-rs/metal-rs`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gpu-descriptor v0.2.2
[INFO] [stderr]   Downloaded hexf-parse v0.2.1
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.29
[INFO] [stderr]   Downloaded ash v0.35.1+1.2.203
[INFO] [stderr]   Downloaded pollster v0.2.5
[INFO] [stderr]   Downloaded cty v0.2.2
[INFO] [stderr]   Downloaded raw-window-handle v0.4.2
[INFO] [stderr]   Downloaded gpu-alloc v0.5.3
[INFO] [stderr]   Downloaded glow v0.11.2
[INFO] [stderr]   Downloaded getrandom v0.2.4
[INFO] [stderr]   Downloaded profiling v1.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 37b0e1d91c1bb7c92d2456698755d54c95e3a0629e82dfeae4c861ea1142d963
[INFO] running `Command { std: "docker" "start" "-a" "37b0e1d91c1bb7c92d2456698755d54c95e3a0629e82dfeae4c861ea1142d963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "37b0e1d91c1bb7c92d2456698755d54c95e3a0629e82dfeae4c861ea1142d963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37b0e1d91c1bb7c92d2456698755d54c95e3a0629e82dfeae4c861ea1142d963", kill_on_drop: false }`
[INFO] [stdout] 37b0e1d91c1bb7c92d2456698755d54c95e3a0629e82dfeae4c861ea1142d963
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e670749634cfccdde7b6b66d1fb01cee46bb3aba587604f5eba869aa76eed2d
[INFO] running `Command { std: "docker" "start" "-a" "3e670749634cfccdde7b6b66d1fb01cee46bb3aba587604f5eba869aa76eed2d", kill_on_drop: false }`
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling ash v0.35.1+1.2.203
[INFO] [stderr]     Checking pollster v0.2.5
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking wgpu-types v0.12.0 (https://github.com/gfx-rs/wgpu?rev=48f8811f0f6643f112baa3a2a9e2c287017a022d#48f8811f)
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]    Compiling wgpu-core v0.12.0 (https://github.com/gfx-rs/wgpu?rev=48f8811f0f6643f112baa3a2a9e2c287017a022d#48f8811f)
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking khronos-egl v4.1.0
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking ahash v0.7.6
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking gpu-descriptor v0.2.2
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling bytemuck_derive v1.0.1
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking naga v0.8.0 (https://github.com/gfx-rs/naga?rev=8e2e39e#8e2e39e4)
[INFO] [stderr]     Checking wgpu-hal v0.12.0 (https://github.com/gfx-rs/wgpu?rev=48f8811f0f6643f112baa3a2a9e2c287017a022d#48f8811f)
[INFO] [stderr]     Checking wgpu v0.12.0 (https://github.com/gfx-rs/wgpu?rev=48f8811f0f6643f112baa3a2a9e2c287017a022d#48f8811f)
[INFO] [stderr]  Documenting recursive-collatz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "3e670749634cfccdde7b6b66d1fb01cee46bb3aba587604f5eba869aa76eed2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e670749634cfccdde7b6b66d1fb01cee46bb3aba587604f5eba869aa76eed2d", kill_on_drop: false }`
[INFO] [stdout] 3e670749634cfccdde7b6b66d1fb01cee46bb3aba587604f5eba869aa76eed2d