[INFO] cloning repository https://github.com/pnealgit/rust_snn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pnealgit/rust_snn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnealgit%2Frust_snn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnealgit%2Frust_snn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f47bac293091d334f76959fb0309ae26a1948ed3
[INFO] checking pnealgit/rust_snn against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpnealgit%2Frust_snn" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pnealgit/rust_snn on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pnealgit/rust_snn
[INFO] finished tweaking git repo https://github.com/pnealgit/rust_snn
[INFO] tweaked toml for git repo https://github.com/pnealgit/rust_snn written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c81563ea5865a5ba54d681ee90e019f88b34f5de9a7f63d0c5db714890223aef
[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" "c81563ea5865a5ba54d681ee90e019f88b34f5de9a7f63d0c5db714890223aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c81563ea5865a5ba54d681ee90e019f88b34f5de9a7f63d0c5db714890223aef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c81563ea5865a5ba54d681ee90e019f88b34f5de9a7f63d0c5db714890223aef", kill_on_drop: false }`
[INFO] [stdout] c81563ea5865a5ba54d681ee90e019f88b34f5de9a7f63d0c5db714890223aef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f926eb78c70ade0a744af6a0598bf1062af5ec76547327e475b4cf407faa0f3e
[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" "f926eb78c70ade0a744af6a0598bf1062af5ec76547327e475b4cf407faa0f3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking fixedbitset v0.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking fixedbitset v0.1.9
[INFO] [stderr]    Compiling futures-task v0.3.16
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]     Checking piston-float v1.0.0
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking glow v0.7.2
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]     Checking futures-io v0.3.16
[INFO] [stderr]     Checking weezl v0.1.5
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling cgmath v0.17.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking conrod_winit v0.72.0
[INFO] [stderr]     Checking notosans v0.1.0
[INFO] [stderr]     Checking constants v0.1.0 (/opt/rustwide/workdir/constants)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling futures-macro v0.3.16
[INFO] [stderr]    Compiling futures-util v0.3.16
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking stb_truetype v0.3.1
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking inflate v0.3.4
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking petgraph v0.4.13
[INFO] [stderr]    Compiling wgpu-core v0.7.1
[INFO] [stderr]     Checking piston-viewport v1.0.0
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking gif v0.9.2
[INFO] [stderr]     Checking gif v0.11.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking ash v0.31.0
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking wgpu-types v0.7.0
[INFO] [stderr]     Checking phf v0.8.0
[INFO] [stderr]     Checking wayland-sys v0.23.6
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking crossbeam-epoch v0.9.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking daggy v0.5.0
[INFO] [stderr]     Checking daggy v0.6.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling wayland-scanner v0.23.6
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]     Checking line_drawing v0.7.0
[INFO] [stderr]     Checking euclid v0.20.14
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking sid v0.6.1
[INFO] [stderr]     Checking pennereq v0.3.1
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking nix v0.20.0
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking khronos-egl v3.0.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking nix v0.18.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking x11-dl v2.18.5
[INFO] [stderr]     Checking rusttype v0.8.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking lyon_geom v0.15.3
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rusttype v0.7.9
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking andrew v0.2.1
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking lyon_path v0.15.2
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.23.6
[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=adb5713538fb945f -C extra-filename=-adb5713538fb945f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-3c14710da72af6b0.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" "f926eb78c70ade0a744af6a0598bf1062af5ec76547327e475b4cf407faa0f3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f926eb78c70ade0a744af6a0598bf1062af5ec76547327e475b4cf407faa0f3e", kill_on_drop: false }`
[INFO] [stdout] f926eb78c70ade0a744af6a0598bf1062af5ec76547327e475b4cf407faa0f3e