[INFO] cloning repository https://github.com/LesleyLai/webgpu-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LesleyLai/webgpu-experiments" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLesleyLai%2Fwebgpu-experiments", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLesleyLai%2Fwebgpu-experiments'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9cd14badf5f6dfda52f53c1d8f89c7f5133a4186
[INFO] documenting LesleyLai/webgpu-experiments against beta-2021-08-01 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLesleyLai%2Fwebgpu-experiments" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LesleyLai/webgpu-experiments on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LesleyLai/webgpu-experiments
[INFO] finished tweaking git repo https://github.com/LesleyLai/webgpu-experiments
[INFO] tweaked toml for git repo https://github.com/LesleyLai/webgpu-experiments written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/LesleyLai/webgpu-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--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 weezl v0.1.3
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.0
[INFO] [stderr]   Downloaded gif v0.11.1
[INFO] [stderr]   Downloaded libloading v0.6.5
[INFO] [stderr]   Downloaded gfx-backend-metal v0.6.4
[INFO] [stderr]   Downloaded tobj v2.0.2
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.6.13
[INFO] [stderr]   Downloaded image v0.23.12
[INFO] [stderr]   Downloaded shaderc v0.6.3
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.6.11
[INFO] [stderr]   Downloaded spirv_cross v0.22.0
[INFO] [stderr]   Downloaded tiff v0.6.0
[INFO] [stderr]   Downloaded shaderc-sys v0.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "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] ef481a195763182eee4160b82b7127ef0ad2df77a74bd7571600d87aa32c319b
[INFO] running `Command { std: "docker" "start" "-a" "ef481a195763182eee4160b82b7127ef0ad2df77a74bd7571600d87aa32c319b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef481a195763182eee4160b82b7127ef0ad2df77a74bd7571600d87aa32c319b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef481a195763182eee4160b82b7127ef0ad2df77a74bd7571600d87aa32c319b", kill_on_drop: false }`
[INFO] [stdout] ef481a195763182eee4160b82b7127ef0ad2df77a74bd7571600d87aa32c319b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 389bc34e182896df94a68e1fbb6f77beed70a29e0d77f036b12c09f3af255498
[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" "389bc34e182896df94a68e1fbb6f77beed70a29e0d77f036b12c09f3af255498", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]     Checking futures-core v0.3.7
[INFO] [stderr]     Checking futures-io v0.3.7
[INFO] [stderr]     Checking weezl v0.1.3
[INFO] [stderr]    Compiling winit v0.23.0
[INFO] [stderr]     Checking tobj v2.0.2
[INFO] [stderr]    Compiling wayland-sys v0.28.1
[INFO] [stderr]     Checking instant v0.1.8
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking nom v5.1.2
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]    Compiling wayland-scanner v0.28.1
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]     Checking futures-channel v0.3.7
[INFO] [stderr]     Checking gif v0.11.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking futures-util v0.3.7
[INFO] [stderr]     Checking xcursor v0.3.2
[INFO] [stderr]    Compiling wayland-client v0.28.1
[INFO] [stderr]    Compiling wayland-protocols v0.28.1
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking x11 v2.18.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]     Checking env_logger v0.8.2
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking naga v0.2.0
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking cgmath v0.17.0
[INFO] [stderr]     Checking rayon v1.5.0
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling shaderc-sys v0.6.3
[INFO] [stderr]     Checking futures-executor v0.3.7
[INFO] [stderr]     Checking futures v0.3.7
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking gfx-descriptor v0.2.0
[INFO] [stderr]     Checking gfx-backend-empty v0.6.0
[INFO] [stderr]     Checking gfx-backend-vulkan v0.6.5
[INFO] [stderr]     Checking gfx-memory v0.2.2
[INFO] [stderr]     Checking tiff v0.6.0
[INFO] [stderr]     Checking wayland-commons v0.28.1
[INFO] [stderr]     Checking calloop v0.6.5
[INFO] [stderr] error: could not compile `gfx-backend-vulkan`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gfx_backend_vulkan --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gfx-backend-vulkan-0.6.5/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="x11"' -C metadata=dbc1cd519a42d9c5 -C extra-filename=-dbc1cd519a42d9c5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayvec=/opt/rustwide/target/debug/deps/libarrayvec-1328d71f061ced51.rmeta --extern ash=/opt/rustwide/target/debug/deps/libash-4c1bb231153117c1.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-c605bb9f4f40a95b.rmeta --extern hal=/opt/rustwide/target/debug/deps/libgfx_hal-f52787129be3f432.rmeta --extern inplace_it=/opt/rustwide/target/debug/deps/libinplace_it-2e098cb4d1b7d689.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-5e37eee3e84fafab.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-91c13f26229124ab.rmeta --extern raw_window_handle=/opt/rustwide/target/debug/deps/libraw_window_handle-809803f8175c3efa.rmeta --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-0b0a44607bbb600d.rmeta --extern x11=/opt/rustwide/target/debug/deps/libx11-98f9391fc879980f.rmeta --cap-lints allow -L native=/usr/lib/x86_64-linux-gnu` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: Checking for system installed libraries.  Use --features = build-from-source to disable this behavior
[INFO] [stderr] warning: System installed library not found.  Falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "389bc34e182896df94a68e1fbb6f77beed70a29e0d77f036b12c09f3af255498", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "389bc34e182896df94a68e1fbb6f77beed70a29e0d77f036b12c09f3af255498", kill_on_drop: false }`
[INFO] [stdout] 389bc34e182896df94a68e1fbb6f77beed70a29e0d77f036b12c09f3af255498
