[INFO] cloning repository https://github.com/cwfitzgerald/wgpu-subgroup-exposure
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cwfitzgerald/wgpu-subgroup-exposure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwfitzgerald%2Fwgpu-subgroup-exposure", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwfitzgerald%2Fwgpu-subgroup-exposure'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bc852d0bf6908bbad40a651d7f0d391f5ab6802
[INFO] checking cwfitzgerald/wgpu-subgroup-exposure against master#50e1dc1536264ab71c0850f346b12309477f29f7 for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcwfitzgerald%2Fwgpu-subgroup-exposure" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cwfitzgerald/wgpu-subgroup-exposure on toolchain 50e1dc1536264ab71c0850f346b12309477f29f7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cwfitzgerald/wgpu-subgroup-exposure
[INFO] finished tweaking git repo https://github.com/cwfitzgerald/wgpu-subgroup-exposure
[INFO] tweaked toml for git repo https://github.com/cwfitzgerald/wgpu-subgroup-exposure written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/cwfitzgerald/wgpu-subgroup-exposure already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a0ae34121925d0b9a2826ef1bc854586529a7a1c17f0bf91578a314819c01a81
[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" "a0ae34121925d0b9a2826ef1bc854586529a7a1c17f0bf91578a314819c01a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0ae34121925d0b9a2826ef1bc854586529a7a1c17f0bf91578a314819c01a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ae34121925d0b9a2826ef1bc854586529a7a1c17f0bf91578a314819c01a81", kill_on_drop: false }`
[INFO] [stdout] a0ae34121925d0b9a2826ef1bc854586529a7a1c17f0bf91578a314819c01a81
[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" "RUSTFLAGS=--cap-lints=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+50e1dc1536264ab71c0850f346b12309477f29f7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed38061ad51e942356a5114689b47f56407f0eb20707949abe6a10be1bad7421
[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" "ed38061ad51e942356a5114689b47f56407f0eb20707949abe6a10be1bad7421", kill_on_drop: false }`
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]    Compiling khronos-egl v3.0.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking glow v0.7.2
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]     Checking bytemuck v1.5.1
[INFO] [stderr]     Checking pollster v0.2.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking wgpu-types v0.7.0
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking float-cmp v0.8.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling wgpu-core v0.7.1
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking renderdoc v0.10.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking indexmap v1.6.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling spirv_cross v0.23.1
[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=9691ff7b7e1cb5ff -C extra-filename=-9691ff7b7e1cb5ff --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-9056557134bf23d0.rmeta --cap-lints allow --cap-lints=forbid` (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" "ed38061ad51e942356a5114689b47f56407f0eb20707949abe6a10be1bad7421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed38061ad51e942356a5114689b47f56407f0eb20707949abe6a10be1bad7421", kill_on_drop: false }`
[INFO] [stdout] ed38061ad51e942356a5114689b47f56407f0eb20707949abe6a10be1bad7421