[INFO] cloning repository https://github.com/erochest/spread
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/erochest/spread" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferochest%2Fspread", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferochest%2Fspread'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c31ff59344a775f5b38a4235c96a455423ad682
[INFO] documenting erochest/spread against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ferochest%2Fspread" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/erochest/spread on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/erochest/spread
[INFO] finished tweaking git repo https://github.com/erochest/spread
[INFO] tweaked toml for git repo https://github.com/erochest/spread written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/erochest/spread already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded deflate v0.8.3
[INFO] [stderr]   Downloaded instant v0.1.2
[INFO] [stderr]   Downloaded lyon_tessellation v0.14.2
[INFO] [stderr]   Downloaded image v0.23.1
[INFO] [stderr]   Downloaded png v0.16.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.59
[INFO] [stderr]   Downloaded siphasher v0.3.1
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.4.5
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.4.2
[INFO] [stderr]   Downloaded js-sys v0.3.36
[INFO] [stderr]   Downloaded metal v0.17.1
[INFO] [stderr]   Downloaded range-alloc v0.1.0
[INFO] [stderr]   Downloaded winit v0.21.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.59
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.59
[INFO] [stderr]   Downloaded gfx-backend-metal v0.4.3
[INFO] [stderr]   Downloaded bumpalo v3.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.59
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.59
[INFO] [stderr]   Downloaded lyon v0.14.2
[INFO] [stderr]   Downloaded nannou v0.13.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fd9a8c863fa0a176fbdce8f262680e41c085afb131bed137c32661ab07d92ef
[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" "8fd9a8c863fa0a176fbdce8f262680e41c085afb131bed137c32661ab07d92ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fd9a8c863fa0a176fbdce8f262680e41c085afb131bed137c32661ab07d92ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fd9a8c863fa0a176fbdce8f262680e41c085afb131bed137c32661ab07d92ef", kill_on_drop: false }`
[INFO] [stdout] 8fd9a8c863fa0a176fbdce8f262680e41c085afb131bed137c32661ab07d92ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1cacb40b37b321f42450294163773e03121e25a8e567c5ee49c94663e5e3b1e3
[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" "1cacb40b37b321f42450294163773e03121e25a8e567c5ee49c94663e5e3b1e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking notosans v0.1.0
[INFO] [stderr]     Checking conrod_winit v0.69.0
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]     Checking daggy v0.6.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking relevant v0.4.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking x11 v2.18.2
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking pennereq v0.3.1
[INFO] [stderr]     Checking png v0.16.1
[INFO] [stderr]     Checking sid v0.5.2
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling conrod_derive v0.69.0
[INFO] [stderr]    Compiling palette_derive v0.5.0
[INFO] [stderr]     Checking gfx-hal v0.4.1
[INFO] [stderr]     Checking ash v0.29.0
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]    Compiling zerocopy-derive v0.1.4
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking lyon_tessellation v0.14.2
[INFO] [stderr]     Checking lyon_algorithms v0.14.0
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking image v0.23.1
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]     Checking lyon v0.14.2
[INFO] [stderr]    Compiling palette v0.5.0
[INFO] [stderr]     Checking zerocopy v0.2.8
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]     Checking rendy-descriptor v0.5.1
[INFO] [stderr]     Checking rendy-memory v0.5.2
[INFO] [stderr]     Checking gfx-backend-empty v0.4.0
[INFO] [stderr]     Checking wayland-client v0.23.6
[INFO] [stderr]     Checking noise v0.6.0
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]     Checking x11-clipboard v0.5.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.6
[INFO] [stderr]     Checking gfx-backend-vulkan v0.4.2
[INFO] [stderr]     Checking wgpu-native v0.4.3
[INFO] [stderr]     Checking pistoncore-input v0.24.0
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking smithay-clipboard v0.4.0
[INFO] [stderr]     Checking winit v0.21.0
[INFO] [stderr]     Checking copypasta v0.6.3
[INFO] [stderr]     Checking conrod_core v0.69.0
[INFO] [stderr]     Checking wgpu v0.4.0
[INFO] [stderr]     Checking conrod_wgpu v0.69.0
[INFO] [stderr]     Checking nannou v0.13.1
[INFO] [stderr]  Documenting spread v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-hal-0.4.1/src/window.rs:269:9
[INFO] [stdout]     |
[INFO] [stdout] 269 |       /// ```no_run
[INFO] [stdout]     |  _________^
[INFO] [stdout] 270 | |     ///
[INFO] [stdout] 271 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-hal-0.4.1/src/window.rs:540:9
[INFO] [stdout]     |
[INFO] [stdout] 540 |       /// ```no_run
[INFO] [stdout]     |  _________^
[INFO] [stdout] 541 | |     ///
[INFO] [stdout] 542 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-hal-0.4.1/src/window.rs:559:9
[INFO] [stdout]     |
[INFO] [stdout] 559 |       /// ```no_run
[INFO] [stdout]     |  _________^
[INFO] [stdout] 560 | |     ///
[INFO] [stdout] 561 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: Rust code block is empty
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-hal-0.4.1/src/window.rs:218:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |       /// ```no_run
[INFO] [stdout]     |  _________^
[INFO] [stdout] 219 | |     ///
[INFO] [stdout] 220 | |     /// ```
[INFO] [stdout]     | |___________^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 07s
[INFO] running `Command { std: "docker" "inspect" "1cacb40b37b321f42450294163773e03121e25a8e567c5ee49c94663e5e3b1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cacb40b37b321f42450294163773e03121e25a8e567c5ee49c94663e5e3b1e3", kill_on_drop: false }`
[INFO] [stdout] 1cacb40b37b321f42450294163773e03121e25a8e567c5ee49c94663e5e3b1e3