[INFO] cloning repository https://github.com/badnames/mandelrust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/badnames/mandelrust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadnames%2Fmandelrust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadnames%2Fmandelrust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b46c9d33db7a7cf402eb7b0bbfbd433a1075191a
[INFO] documenting badnames/mandelrust against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadnames%2Fmandelrust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/badnames/mandelrust on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/badnames/mandelrust
[INFO] finished tweaking git repo https://github.com/badnames/mandelrust
[INFO] tweaked toml for git repo https://github.com/badnames/mandelrust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/badnames/mandelrust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/bjz/gl-rs`
[INFO] [stderr]     Updating git submodule `https://github.com/KhronosGroup/OpenGL-Registry.git`
[INFO] [stderr]     Updating git submodule `https://github.com/KhronosGroup/EGL-Registry.git`
[INFO] [stderr]     Updating git submodule `https://github.com/KhronosGroup/WebGL.git`
[INFO] [stderr]     Updating git submodule `https://github.com/KhronosGroup/WebGLDeveloperTools.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argparse v0.2.1
[INFO] [stderr]   Downloaded proc-macro2 v0.4.15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "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] 69110abbe9f007a0f1d4d6b34d5cf32b59e61d0e47939ac72b89b043421e87ab
[INFO] running `Command { std: "docker" "start" "-a" "69110abbe9f007a0f1d4d6b34d5cf32b59e61d0e47939ac72b89b043421e87ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69110abbe9f007a0f1d4d6b34d5cf32b59e61d0e47939ac72b89b043421e87ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69110abbe9f007a0f1d4d6b34d5cf32b59e61d0e47939ac72b89b043421e87ab", kill_on_drop: false }`
[INFO] [stdout] 69110abbe9f007a0f1d4d6b34d5cf32b59e61d0e47939ac72b89b043421e87ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3848b11b6d84b726eaf6cca693c7204e98f97878ecb5b9fbf13c8966d9131308
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3848b11b6d84b726eaf6cca693c7204e98f97878ecb5b9fbf13c8966d9131308", 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]    Compiling proc-macro2 v0.4.15
[INFO] [stderr]    Compiling khronos_api v2.2.0 (https://github.com/bjz/gl-rs#a24afae9)
[INFO] [stderr]    Compiling num-complex v0.2.0
[INFO] [stderr]     Checking argparse v0.2.1
[INFO] [stderr]    Compiling log v0.4.4
[INFO] [stderr]    Compiling sdl2-sys v0.31.0
[INFO] [stderr]     Checking num_cpus v0.2.13
[INFO] [stderr]    Compiling phf_generator v0.7.23
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]    Compiling phf_codegen v0.7.23
[INFO] [stderr]    Compiling palette v0.4.1
[INFO] [stderr]    Compiling gl_generator v0.9.0 (https://github.com/bjz/gl-rs#a24afae9)
[INFO] [stderr]     Checking sdl2 v0.31.0
[INFO] [stderr]    Compiling quote v0.6.8
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]    Compiling gl v0.10.0 (https://github.com/bjz/gl-rs#a24afae9)
[INFO] [stderr]    Compiling palette_derive v0.4.1
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]  Documenting mandelbrot_renderer v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.85s
[INFO] running `Command { std: "docker" "inspect" "3848b11b6d84b726eaf6cca693c7204e98f97878ecb5b9fbf13c8966d9131308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3848b11b6d84b726eaf6cca693c7204e98f97878ecb5b9fbf13c8966d9131308", kill_on_drop: false }`
[INFO] [stdout] 3848b11b6d84b726eaf6cca693c7204e98f97878ecb5b9fbf13c8966d9131308