[INFO] fetching crate egui_wgpu_backend 0.1.0...
[INFO] documenting egui_wgpu_backend-0.1.0 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate egui_wgpu_backend 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate egui_wgpu_backend 0.1.0 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate egui_wgpu_backend 0.1.0
[INFO] finished tweaking crates.io crate egui_wgpu_backend 0.1.0
[INFO] tweaked toml for crates.io crate egui_wgpu_backend 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6d0199ac500f828e4fc79b59aa8b919f2f2fb45edbb2e77fc5fc439717ed5687
[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" "6d0199ac500f828e4fc79b59aa8b919f2f2fb45edbb2e77fc5fc439717ed5687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d0199ac500f828e4fc79b59aa8b919f2f2fb45edbb2e77fc5fc439717ed5687", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d0199ac500f828e4fc79b59aa8b919f2f2fb45edbb2e77fc5fc439717ed5687", kill_on_drop: false }`
[INFO] [stdout] 6d0199ac500f828e4fc79b59aa8b919f2f2fb45edbb2e77fc5fc439717ed5687
[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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] 0f3811273a2e97bc7475794e1ee52fb284371993086387d4cd1850b59d8abdef
[INFO] running `Command { std: "docker" "start" "-a" "0f3811273a2e97bc7475794e1ee52fb284371993086387d4cd1850b59d8abdef", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]     Checking inplace_it v0.3.2
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking ahash v0.4.6
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking wgpu-types v0.6.1
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking gfx-hal v0.6.0
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]    Compiling shaderc-sys v0.6.2
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking egui v0.2.0
[INFO] [stderr] error: could not compile `ash`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name ash --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ash-0.31.0/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="libloading"' -C metadata=7d49b258721256ad -C extra-filename=-7d49b258721256ad --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-903bb3a20391316d.rmeta --cap-lints allow` (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" "0f3811273a2e97bc7475794e1ee52fb284371993086387d4cd1850b59d8abdef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f3811273a2e97bc7475794e1ee52fb284371993086387d4cd1850b59d8abdef", kill_on_drop: false }`
[INFO] [stdout] 0f3811273a2e97bc7475794e1ee52fb284371993086387d4cd1850b59d8abdef
