[INFO] cloning repository https://github.com/U007D/chat-app
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/U007D/chat-app" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fchat-app", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FU007D%2Fchat-app'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5fcb797a534e6a74dd07f52d655b9c64223f827
[INFO] documenting U007D/chat-app 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%2FU007D%2Fchat-app" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/U007D/chat-app 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/U007D/chat-app
[INFO] finished tweaking git repo https://github.com/U007D/chat-app
[INFO] tweaked toml for git repo https://github.com/U007D/chat-app written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/U007D/chat-app 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]  Downloading crates ...
[INFO] [stderr]   Downloaded iced_winit v0.1.0-alpha
[INFO] [stderr]   Downloaded winit v0.20.0-alpha4
[INFO] [stderr]   Downloaded crossbeam-queue v0.2.0
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.55
[INFO] [stderr]   Downloaded rayon v1.2.1
[INFO] [stderr]   Downloaded c_linked_list v1.1.1
[INFO] [stderr]   Downloaded dodrio v0.1.0
[INFO] [stderr]   Downloaded instant v0.1.2
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.4.0
[INFO] [stderr]   Downloaded x11 v2.18.1
[INFO] [stderr]   Downloaded iced_wgpu v0.1.0
[INFO] [stderr]   Downloaded iced_web v0.1.0
[INFO] [stderr]   Downloaded iced v0.1.0-beta
[INFO] [stderr]   Downloaded glam v0.8.3
[INFO] [stderr]   Downloaded gfx-backend-metal v0.4.1
[INFO] [stderr]   Downloaded servo-fontconfig-sys v4.0.7
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.5
[INFO] [stderr]   Downloaded web-sys v0.3.32
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.55
[INFO] [stderr]   Downloaded js-sys v0.3.32
[INFO] [stderr]   Downloaded euclid v0.20.5
[INFO] [stderr]   Downloaded rayon-core v1.6.1
[INFO] [stderr]   Downloaded wgpu_glyph v0.6.0
[INFO] [stderr]   Downloaded iced_core v0.1.0
[INFO] [stderr]   Downloaded iced_native v0.1.0
[INFO] [stderr]   Downloaded dispatch v0.1.4
[INFO] [stderr]   Downloaded rusttype v0.8.2
[INFO] [stderr]   Downloaded get_if_addrs-sys v0.1.1
[INFO] [stderr]   Downloaded get_if_addrs v0.5.3
[INFO] [stderr]   Downloaded anyhow v1.0.25
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.4.3
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.4.1
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.55
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.55
[INFO] [stderr]   Downloaded hibitset v0.6.2
[INFO] [stderr]   Downloaded png v0.15.2
[INFO] [stderr]   Downloaded metal v0.17.1
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.55
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.6.4
[INFO] [stderr]   Downloaded wgpu-native v0.4.1
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.55
[INFO] [stderr]   Downloaded ws v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1919b3cfaa7959b8fcff8e5faf6a5fcc35329ebd8bd8ab9479579186c31f2b5d
[INFO] running `Command { std: "docker" "start" "-a" "1919b3cfaa7959b8fcff8e5faf6a5fcc35329ebd8bd8ab9479579186c31f2b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1919b3cfaa7959b8fcff8e5faf6a5fcc35329ebd8bd8ab9479579186c31f2b5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1919b3cfaa7959b8fcff8e5faf6a5fcc35329ebd8bd8ab9479579186c31f2b5d", kill_on_drop: false }`
[INFO] [stdout] 1919b3cfaa7959b8fcff8e5faf6a5fcc35329ebd8bd8ab9479579186c31f2b5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] ede78a9536099ebb8501a5d1d749426b3e285c1636ca7ce6f85e5e5d16484a6d
[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" "ede78a9536099ebb8501a5d1d749426b3e285c1636ca7ce6f85e5e5d16484a6d", kill_on_drop: false }`
[INFO] [stderr]     Checking glam v0.8.3
[INFO] [stderr]    Compiling cmake v0.1.42
[INFO] [stderr]    Compiling servo-fontconfig-sys v4.0.7
[INFO] [stderr]     Checking hibitset v0.6.2
[INFO] [stderr]     Checking unicode-normalization v0.1.11
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking relevant v0.4.2
[INFO] [stderr]     Checking x11 v2.18.1
[INFO] [stderr]     Checking ash v0.29.0
[INFO] [stderr]     Checking euclid v0.20.5
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking gfx-hal v0.4.1
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking zerocopy v0.2.8
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking rusttype v0.8.2
[INFO] [stderr]     Checking rayon-core v1.6.1
[INFO] [stderr]     Checking calloop v0.4.4
[INFO] [stderr]    Compiling servo-freetype-sys v4.0.5
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking wayland-commons v0.23.6
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]     Checking glyph_brush_layout v0.1.8
[INFO] [stderr]     Checking rayon v1.2.1
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking wayland-client v0.23.6
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking freetype v0.4.1
[INFO] [stderr]     Checking glyph_brush v0.6.1
[INFO] [stderr]     Checking servo-fontconfig v0.4.0
[INFO] [stderr]     Checking lyon_geom v0.14.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking lyon_path v0.14.0
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking wayland-protocols v0.23.6
[INFO] [stderr]     Checking font-kit v0.4.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.16
[INFO] [stderr]     Checking ws v0.9.1
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.3
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking rendy-memory v0.5.2
[INFO] [stderr]     Checking gfx-backend-empty v0.4.0
[INFO] [stderr]     Checking rendy-descriptor v0.5.1
[INFO] [stderr]     Checking smithay-client-toolkit v0.6.4
[INFO] [stderr]     Checking futures-executor v0.3.1
[INFO] [stderr]     Checking winit v0.20.0-alpha4
[INFO] [stderr]     Checking futures v0.3.1
[INFO] [stderr]     Checking iced_core v0.1.0
[INFO] [stderr]     Checking iced_native v0.1.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.4.0
[INFO] [stderr]     Checking iced_winit v0.1.0-alpha
[INFO] [stderr]     Checking wgpu-native v0.4.1
[INFO] [stderr]     Checking wgpu v0.4.0
[INFO] [stderr]     Checking wgpu_glyph v0.6.0
[INFO] [stderr]     Checking iced_wgpu v0.1.0
[INFO] [stderr]     Checking iced v0.1.0-beta
[INFO] [stderr]  Documenting learning_chat 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: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: 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "ede78a9536099ebb8501a5d1d749426b3e285c1636ca7ce6f85e5e5d16484a6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ede78a9536099ebb8501a5d1d749426b3e285c1636ca7ce6f85e5e5d16484a6d", kill_on_drop: false }`
[INFO] [stdout] ede78a9536099ebb8501a5d1d749426b3e285c1636ca7ce6f85e5e5d16484a6d