[INFO] fetching crate crayon-audio 0.7.1...
[INFO] documenting crayon-audio-0.7.1 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate crayon-audio 0.7.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate crayon-audio 0.7.1 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 crates.io crate crayon-audio 0.7.1
[INFO] finished tweaking crates.io crate crayon-audio 0.7.1
[INFO] tweaked toml for crates.io crate crayon-audio 0.7.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inlinable_string v0.1.11
[INFO] [stderr]   Downloaded core-graphics v0.16.0
[INFO] [stderr]   Downloaded cocoa v0.17.0
[INFO] [stderr]   Downloaded winit v0.17.2
[INFO] [stderr]   Downloaded smithay-client-toolkit v0.3.0
[INFO] [stderr]   Downloaded crayon v0.7.1
[INFO] [stderr]   Downloaded glutin v0.18.0
[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] b736d4135c5c4d3ba9bdb28a914b2abe348a09b1a0cf5ca8160f354fdf407537
[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" "b736d4135c5c4d3ba9bdb28a914b2abe348a09b1a0cf5ca8160f354fdf407537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b736d4135c5c4d3ba9bdb28a914b2abe348a09b1a0cf5ca8160f354fdf407537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b736d4135c5c4d3ba9bdb28a914b2abe348a09b1a0cf5ca8160f354fdf407537", kill_on_drop: false }`
[INFO] [stdout] b736d4135c5c4d3ba9bdb28a914b2abe348a09b1a0cf5ca8160f354fdf407537
[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] dcdc6a50649d901d649201d6dff996bbe0d30d5a39725e341b2e81a0eee6cea4
[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" "dcdc6a50649d901d649201d6dff996bbe0d30d5a39725e341b2e81a0eee6cea4", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling libloading v0.6.3
[INFO] [stderr]    Compiling khronos_api v2.2.0
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]    Compiling cgmath v0.16.1
[INFO] [stderr]     Checking crossbeam-utils v0.5.0
[INFO] [stderr]     Checking approx v0.1.1
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking crossbeam-epoch v0.5.2
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking cpal v0.8.2
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking wayland-sys v0.20.12
[INFO] [stderr]     Checking crossbeam-deque v0.5.2
[INFO] [stderr]     Checking wayland-commons v0.20.12
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]    Compiling glutin v0.18.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.3.0
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking inlinable_string v0.1.11
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]     Checking uuid v0.7.4
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking lewton v0.9.4
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking winit v0.17.2
[INFO] [stderr]     Checking crayon v0.7.1
[INFO] [stderr]  Documenting crayon-audio v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.18s
[INFO] running `Command { std: "docker" "inspect" "dcdc6a50649d901d649201d6dff996bbe0d30d5a39725e341b2e81a0eee6cea4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcdc6a50649d901d649201d6dff996bbe0d30d5a39725e341b2e81a0eee6cea4", kill_on_drop: false }`
[INFO] [stdout] dcdc6a50649d901d649201d6dff996bbe0d30d5a39725e341b2e81a0eee6cea4