[INFO] fetching crate imgui-wgpu 0.9.0...
[INFO] documenting imgui-wgpu-0.9.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate imgui-wgpu 0.9.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate imgui-wgpu 0.9.0 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 imgui-wgpu 0.9.0
[INFO] finished tweaking crates.io crate imgui-wgpu 0.9.0
[INFO] tweaked toml for crates.io crate imgui-wgpu 0.9.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate imgui-wgpu 0.9.0 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 wgpu-subscriber v0.1.0
[INFO] [stderr]   Downloaded imgui-winit-support v0.4.0
[INFO] [stderr]   Downloaded gfx-backend-metal v0.6.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] db781ea50a8548995cf8461b0655383d4c06a9f0877bb77537693c4d2bfaf607
[INFO] running `Command { std: "docker" "start" "-a" "db781ea50a8548995cf8461b0655383d4c06a9f0877bb77537693c4d2bfaf607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db781ea50a8548995cf8461b0655383d4c06a9f0877bb77537693c4d2bfaf607", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db781ea50a8548995cf8461b0655383d4c06a9f0877bb77537693c4d2bfaf607", kill_on_drop: false }`
[INFO] [stdout] db781ea50a8548995cf8461b0655383d4c06a9f0877bb77537693c4d2bfaf607
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 0dfcbb0b61f3c371f915876fd4df06993a19006631610eb210bf0d5f12a35473
[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" "0dfcbb0b61f3c371f915876fd4df06993a19006631610eb210bf0d5f12a35473", kill_on_drop: false }`
[INFO] [stderr]    Compiling libloading v0.6.2
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling imgui-sys v0.4.0
[INFO] [stderr]     Checking hibitset v0.6.3
[INFO] [stderr]     Checking tracing v0.1.19
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking wgpu-types v0.6.0
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking gfx-descriptor v0.2.0
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking gfx-memory v0.2.0
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking naga v0.2.0
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking imgui v0.4.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.6.1
[INFO] [stderr]     Checking wgpu-core v0.6.0
[INFO] [stderr]     Checking wgpu v0.6.0
[INFO] [stderr]  Documenting imgui-wgpu v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "0dfcbb0b61f3c371f915876fd4df06993a19006631610eb210bf0d5f12a35473", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dfcbb0b61f3c371f915876fd4df06993a19006631610eb210bf0d5f12a35473", kill_on_drop: false }`
[INFO] [stdout] 0dfcbb0b61f3c371f915876fd4df06993a19006631610eb210bf0d5f12a35473