[INFO] cloning repository https://github.com/romatthe/playground-gfx
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/romatthe/playground-gfx" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromatthe%2Fplayground-gfx", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromatthe%2Fplayground-gfx'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94cbcedfe5055e206b8033c0445cee4f16099c1f
[INFO] testing romatthe/playground-gfx against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fromatthe%2Fplayground-gfx" "/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/romatthe/playground-gfx on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/romatthe/playground-gfx
[INFO] finished tweaking git repo https://github.com/romatthe/playground-gfx
[INFO] tweaked toml for git repo https://github.com/romatthe/playground-gfx written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/romatthe/playground-gfx already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 dispatch v0.1.4
[INFO] [stderr]   Downloaded gfx-backend-empty v0.5.0
[INFO] [stderr]   Downloaded wgpu-native v0.5.0
[INFO] [stderr]   Downloaded instant v0.1.4
[INFO] [stderr]   Downloaded range-alloc v0.1.0
[INFO] [stderr]   Downloaded gfx-memory v0.1.3
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.5.1
[INFO] [stderr]   Downloaded wgpu-core v0.5.5
[INFO] [stderr]   Downloaded wgpu v0.5.0
[INFO] [stderr]   Downloaded d3d12 v0.3.0
[INFO] [stderr]   Downloaded peek-poke-derive v0.2.1
[INFO] [stderr]   Downloaded peek-poke v0.2.0
[INFO] [stderr]   Downloaded gfx-backend-metal v0.5.2
[INFO] [stderr]   Downloaded gfx-descriptor v0.1.0
[INFO] [stderr]   Downloaded wgpu-types v0.5.1
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.5.6
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.5.3
[INFO] [stderr]   Downloaded cocoa v0.20.1
[INFO] [stderr]   Downloaded metal v0.18.0
[INFO] [stderr]   Downloaded gfx-hal v0.5.0
[INFO] [stderr]   Downloaded glsl-to-spirv v0.1.7
[INFO] [stderr]   Downloaded ash v0.30.0
[INFO] [stderr]   Downloaded winit v0.20.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d810c79ec27a0c176d975841fa36fbffe37cacab335c3950b586a1687922682
[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" "3d810c79ec27a0c176d975841fa36fbffe37cacab335c3950b586a1687922682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d810c79ec27a0c176d975841fa36fbffe37cacab335c3950b586a1687922682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d810c79ec27a0c176d975841fa36fbffe37cacab335c3950b586a1687922682", kill_on_drop: false }`
[INFO] [stdout] 3d810c79ec27a0c176d975841fa36fbffe37cacab335c3950b586a1687922682
[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" "RUSTFLAGS=--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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a7dc505b2e0710f0e2cdde3127fb41420f5091e17241d7e2fd1bd6fed77eef85
[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" "a7dc505b2e0710f0e2cdde3127fb41420f5091e17241d7e2fd1bd6fed77eef85", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.23
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling instant v0.1.4
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling raw-window-handle v0.3.3
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling backtrace v0.3.48
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling x11 v2.18.2
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling line_drawing v0.7.0
[INFO] [stderr]    Compiling futures-channel v0.3.5
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling gfx-hal v0.5.0
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling rusttype v0.8.3
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling image v0.22.5
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling ash v0.30.0
[INFO] [stderr]    Compiling rusttype v0.7.9
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]    Compiling wayland-sys v0.23.6
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling cgmath v0.17.0
[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-0.30.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=4f337ab5b84f248b -C extra-filename=-4f337ab5b84f248b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-bf5c2dae2a0758b4.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/libloading-e831f9624fd16685/out` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a7dc505b2e0710f0e2cdde3127fb41420f5091e17241d7e2fd1bd6fed77eef85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7dc505b2e0710f0e2cdde3127fb41420f5091e17241d7e2fd1bd6fed77eef85", kill_on_drop: false }`
[INFO] [stdout] a7dc505b2e0710f0e2cdde3127fb41420f5091e17241d7e2fd1bd6fed77eef85