[INFO] cloning repository https://github.com/gregoryquick/rust_perceptron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gregoryquick/rust_perceptron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregoryquick%2Frust_perceptron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregoryquick%2Frust_perceptron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 988d79980f2cebc30858647c5274c3bbdd4da946
[INFO] checking gregoryquick/rust_perceptron against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgregoryquick%2Frust_perceptron" "/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/gregoryquick/rust_perceptron on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gregoryquick/rust_perceptron
[INFO] finished tweaking git repo https://github.com/gregoryquick/rust_perceptron
[INFO] tweaked toml for git repo https://github.com/gregoryquick/rust_perceptron written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gregoryquick/rust_perceptron already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded inventory-impl v0.1.10
[INFO] [stderr]   Downloaded typetag-impl v0.1.7
[INFO] [stderr]   Downloaded inventory v0.1.10
[INFO] [stderr]   Downloaded ghost v0.1.2
[INFO] [stderr]   Downloaded env_logger v0.9.0
[INFO] [stderr]   Downloaded wgpu-types v0.10.0
[INFO] [stderr]   Downloaded rose_tree v0.3.0
[INFO] [stderr]   Downloaded wgpu v0.10.1
[INFO] [stderr]   Downloaded regex v1.4.6
[INFO] [stderr]   Downloaded naga v0.6.3
[INFO] [stderr]   Downloaded wgpu-hal v0.10.7
[INFO] [stderr]   Downloaded gpu-alloc v0.5.1
[INFO] [stderr]   Downloaded slotmap v1.0.6
[INFO] [stderr]   Downloaded ash v0.33.3+1.2.191
[INFO] [stderr]   Downloaded typetag v0.1.7
[INFO] [stderr]   Downloaded profiling v1.0.1
[INFO] [stderr]   Downloaded wgpu-core v0.10.3
[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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39696d6cf4b19ec663a61b8b7eb2a17f4c989f9d642561b0ff576aa3b39bb0cc
[INFO] running `Command { std: "docker" "start" "-a" "39696d6cf4b19ec663a61b8b7eb2a17f4c989f9d642561b0ff576aa3b39bb0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39696d6cf4b19ec663a61b8b7eb2a17f4c989f9d642561b0ff576aa3b39bb0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39696d6cf4b19ec663a61b8b7eb2a17f4c989f9d642561b0ff576aa3b39bb0cc", kill_on_drop: false }`
[INFO] [stdout] 39696d6cf4b19ec663a61b8b7eb2a17f4c989f9d642561b0ff576aa3b39bb0cc
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc2c2f9a6a7223c4f101e59637ceda4cc160440f435ac0db13a895e784e8609a
[INFO] running `Command { std: "docker" "start" "-a" "dc2c2f9a6a7223c4f101e59637ceda4cc160440f435ac0db13a895e784e8609a", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking fixedbitset v0.4.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking glow v0.11.0
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking profiling v1.0.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lock_api v0.4.3
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]    Compiling wgpu-core v0.10.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking ash v0.33.3+1.2.191
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking wgpu-types v0.10.0
[INFO] [stderr]     Checking gpu-alloc v0.5.1
[INFO] [stderr]     Checking gpu-descriptor v0.2.1
[INFO] [stderr]    Compiling shaderc-sys v0.7.2
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking raw-window-handle v0.3.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking regex v1.4.6
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking rose_tree v0.3.0
[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-0.33.3+1.2.191/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=5d41607e2f1819fd -C extra-filename=-5d41607e2f1819fd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern libloading=/opt/rustwide/target/debug/deps/liblibloading-c6e03721a7d6eb8c.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" "dc2c2f9a6a7223c4f101e59637ceda4cc160440f435ac0db13a895e784e8609a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc2c2f9a6a7223c4f101e59637ceda4cc160440f435ac0db13a895e784e8609a", kill_on_drop: false }`
[INFO] [stdout] dc2c2f9a6a7223c4f101e59637ceda4cc160440f435ac0db13a895e784e8609a