[INFO] fetching crate smaa 0.3.0...
[INFO] checking smaa-0.3.0 against try#6f8a6450478f69b8510c8976ab6c2a70b3b0e47c for pr-84920
[INFO] extracting crate smaa 0.3.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate smaa 0.3.0 on toolchain 6f8a6450478f69b8510c8976ab6c2a70b3b0e47c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate smaa 0.3.0
[INFO] finished tweaking crates.io crate smaa 0.3.0
[INFO] tweaked toml for crates.io crate smaa 0.3.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate smaa 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wgpu-types v0.8.0
[INFO] [stderr]   Downloaded objc_exception v0.1.2
[INFO] [stderr]   Downloaded spirv_headers v1.5.0
[INFO] [stderr]   Downloaded inplace_it v0.3.3
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.8.0
[INFO] [stderr]   Downloaded wgpu v0.8.0
[INFO] [stderr]   Downloaded gfx-hal v0.8.0
[INFO] [stderr]   Downloaded gpu-alloc-types v0.2.0
[INFO] [stderr]   Downloaded shaderc v0.7.2
[INFO] [stderr]   Downloaded ash v0.32.1
[INFO] [stderr]   Downloaded cfg_aliases v0.1.1
[INFO] [stderr]   Downloaded spirv_cross v0.23.1
[INFO] [stderr]   Downloaded wio v0.2.2
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.8.0
[INFO] [stderr]   Downloaded metal v0.22.0
[INFO] [stderr]   Downloaded d3d12 v0.4.0
[INFO] [stderr]   Downloaded gfx-auxil v0.9.0
[INFO] [stderr]   Downloaded thunderdome v0.4.1
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.8.0
[INFO] [stderr]   Downloaded gfx-backend-empty v0.8.0
[INFO] [stderr]   Downloaded glow v0.9.0
[INFO] [stderr]   Downloaded khronos-egl v4.1.0
[INFO] [stderr]   Downloaded gfx-backend-gl v0.8.1
[INFO] [stderr]   Downloaded range-alloc v0.1.2
[INFO] [stderr]   Downloaded storage-map v0.3.0
[INFO] [stderr]   Downloaded gfx-backend-metal v0.8.1
[INFO] [stderr]   Downloaded gpu-alloc v0.4.4
[INFO] [stderr]   Downloaded gpu-descriptor-types v0.1.1
[INFO] [stderr]   Downloaded gpu-descriptor v0.1.1
[INFO] [stderr]   Downloaded codespan-reporting v0.11.1
[INFO] [stderr]   Downloaded naga v0.4.0
[INFO] [stderr]   Downloaded wgpu-core v0.8.0
[INFO] [stderr]   Downloaded profiling v1.0.1
[INFO] [stderr]   Downloaded shaderc-sys v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "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] 7c8ea0cf9b1f0b5ec19c0b1c8982464a87445bdac0c56d9b80453d7b51e23157
[INFO] running `Command { std: "docker" "start" "-a" "7c8ea0cf9b1f0b5ec19c0b1c8982464a87445bdac0c56d9b80453d7b51e23157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c8ea0cf9b1f0b5ec19c0b1c8982464a87445bdac0c56d9b80453d7b51e23157", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c8ea0cf9b1f0b5ec19c0b1c8982464a87445bdac0c56d9b80453d7b51e23157", kill_on_drop: false }`
[INFO] [stdout] 7c8ea0cf9b1f0b5ec19c0b1c8982464a87445bdac0c56d9b80453d7b51e23157
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+6f8a6450478f69b8510c8976ab6c2a70b3b0e47c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bfcfb873d5199aac3dec1567fa72af79da851a0cb1f4fc48ee42bc2fa4481649
[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" "bfcfb873d5199aac3dec1567fa72af79da851a0cb1f4fc48ee42bc2fa4481649", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]     Checking glow v0.9.0
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking profiling v1.0.1
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]    Compiling wayland-sys v0.28.5
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]    Compiling wgpu-core v0.8.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking ash v0.32.1
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]    Compiling syn v1.0.71
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling wayland-scanner v0.28.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking wgpu-types v0.8.0
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking gpu-descriptor v0.1.1
[INFO] [stderr]     Checking gpu-alloc v0.4.4
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking andrew v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.28.5
[INFO] [stderr]    Compiling wayland-protocols v0.28.5
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]    Compiling shaderc-sys v0.7.2
[INFO] [stderr]     Checking xcursor v0.3.3
[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-0.32.1/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=5e77f86bb230226f -C extra-filename=-5e77f86bb230226f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-67ac39b61cc3435c.rmeta --cap-lints allow --cap-lints=forbid` (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: shaderc: searching for native shaderc libraries on system;  use '--features build-from-source' to force building from source code
[INFO] [stderr] warning: shaderc: cannot find native shaderc library on system; falling back to build from source
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "bfcfb873d5199aac3dec1567fa72af79da851a0cb1f4fc48ee42bc2fa4481649", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfcfb873d5199aac3dec1567fa72af79da851a0cb1f4fc48ee42bc2fa4481649", kill_on_drop: false }`
[INFO] [stdout] bfcfb873d5199aac3dec1567fa72af79da851a0cb1f4fc48ee42bc2fa4481649