[INFO] cloning repository https://github.com/thinety/rust-raytracing
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thinety/rust-raytracing" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinety%2Frust-raytracing", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinety%2Frust-raytracing'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45039320aefcd231866b1714939de90712da4269
[INFO] checking thinety/rust-raytracing against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinety%2Frust-raytracing" "/workspace/builds/worker-87/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thinety/rust-raytracing 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/thinety/rust-raytracing
[INFO] finished tweaking git repo https://github.com/thinety/rust-raytracing
[INFO] tweaked toml for git repo https://github.com/thinety/rust-raytracing written to /workspace/builds/worker-87/source/Cargo.toml
[INFO] crate git repo https://github.com/thinety/rust-raytracing 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gfx-hal v0.8.0
[INFO] [stderr]   Downloaded gfx-backend-gl v0.8.1
[INFO] [stderr]   Downloaded gfx-backend-vulkan v0.8.0
[INFO] [stderr]   Downloaded gfx-backend-metal v0.8.2
[INFO] [stderr]   Downloaded gfx-auxil v0.9.0
[INFO] [stderr]   Downloaded enum_dispatch v0.3.7
[INFO] [stderr]   Downloaded wgpu-core v0.8.1
[INFO] [stderr]   Downloaded pixels v0.4.0
[INFO] [stderr]   Downloaded gfx-backend-dx11 v0.8.0
[INFO] [stderr]   Downloaded pollster v0.2.4
[INFO] [stderr]   Downloaded wgpu v0.8.1
[INFO] [stderr]   Downloaded metal v0.22.0
[INFO] [stderr]   Downloaded naga v0.4.2
[INFO] [stderr]   Downloaded gfx-backend-dx12 v0.8.0
[INFO] [stderr]   Downloaded gfx-backend-empty v0.8.0
[INFO] [stderr]   Downloaded wgpu-types v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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] d2074e7210e196c631010224785ed2604fbd45051dbd82b78dd8579a029991af
[INFO] running `Command { std: "docker" "start" "-a" "d2074e7210e196c631010224785ed2604fbd45051dbd82b78dd8579a029991af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2074e7210e196c631010224785ed2604fbd45051dbd82b78dd8579a029991af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2074e7210e196c631010224785ed2604fbd45051dbd82b78dd8579a029991af", kill_on_drop: false }`
[INFO] [stdout] d2074e7210e196c631010224785ed2604fbd45051dbd82b78dd8579a029991af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 836c4cf5c2b7eb040e006f1c6b41d5cdcb5dd67f5fb9f93798fb4b5083f2cf6c
[INFO] running `Command { std: "docker" "start" "-a" "836c4cf5c2b7eb040e006f1c6b41d5cdcb5dd67f5fb9f93798fb4b5083f2cf6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking ahash v0.4.7
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ttf-parser v0.6.2
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling crossbeam-queue v0.3.2
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking bytemuck v1.7.0
[INFO] [stderr]     Checking glow v0.9.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.4
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking profiling v1.0.3
[INFO] [stderr]    Compiling winit v0.25.0
[INFO] [stderr]     Checking pollster v0.2.4
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking libloading v0.7.0
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling wayland-sys v0.28.6
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling nom v6.2.1
[INFO] [stderr]    Compiling x11-dl v2.18.5
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking wgpu-types v0.8.0
[INFO] [stderr]    Compiling wgpu-core v0.8.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking bit-set v0.5.2
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking gpu-alloc v0.4.7
[INFO] [stderr]     Checking dlib v0.4.2
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]     Checking ash v0.32.1
[INFO] [stderr]     Checking wide v0.6.5
[INFO] [stderr]    Compiling wayland-scanner v0.28.6
[INFO] [stderr]     Checking gpu-descriptor v0.1.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking owned_ttf_parser v0.6.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rusttype v0.9.2
[INFO] [stderr]     Checking spirv_headers v1.5.0
[INFO] [stderr]     Checking ultraviolet v0.8.1
[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 getrandom v0.2.3
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking memmap2 v0.1.0
[INFO] [stderr]     Checking petgraph v0.5.1
[INFO] [stderr]    Compiling wayland-client v0.28.6
[INFO] [stderr]    Compiling wayland-protocols v0.28.6
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.73/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=34c0009612058acf -C extra-filename=-34c0009612058acf --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-283fad16493adf62.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-cf6158c23ff62a4c.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-5ecee5fca1210f52.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (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" "836c4cf5c2b7eb040e006f1c6b41d5cdcb5dd67f5fb9f93798fb4b5083f2cf6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "836c4cf5c2b7eb040e006f1c6b41d5cdcb5dd67f5fb9f93798fb4b5083f2cf6c", kill_on_drop: false }`
[INFO] [stdout] 836c4cf5c2b7eb040e006f1c6b41d5cdcb5dd67f5fb9f93798fb4b5083f2cf6c
