[INFO] cloning repository https://github.com/bzm3r/gfx-hal-compute-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bzm3r/gfx-hal-compute-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbzm3r%2Fgfx-hal-compute-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbzm3r%2Fgfx-hal-compute-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f7fa4f1c74fa18471e0abce02403ee7cd1bafc01
[INFO] documenting bzm3r/gfx-hal-compute-example against 1.46.0 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbzm3r%2Fgfx-hal-compute-example" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bzm3r/gfx-hal-compute-example on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bzm3r/gfx-hal-compute-example
[INFO] finished tweaking git repo https://github.com/bzm3r/gfx-hal-compute-example
[INFO] tweaked toml for git repo https://github.com/bzm3r/gfx-hal-compute-example written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/bzm3r/gfx-hal-compute-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7acec0bd2b4a3697919bc7409593a3a1aabaaf9bf06b433f423d24a98c8e9b0
[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" "e7acec0bd2b4a3697919bc7409593a3a1aabaaf9bf06b433f423d24a98c8e9b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7acec0bd2b4a3697919bc7409593a3a1aabaaf9bf06b433f423d24a98c8e9b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7acec0bd2b4a3697919bc7409593a3a1aabaaf9bf06b433f423d24a98c8e9b0", kill_on_drop: false }`
[INFO] [stdout] e7acec0bd2b4a3697919bc7409593a3a1aabaaf9bf06b433f423d24a98c8e9b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "RUSTDOCFLAGS=--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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.46.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a80b566e4796a6dcbbbd70a460028d28c20c09379d48d9f113a739b1ce4e781
[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" "6a80b566e4796a6dcbbbd70a460028d28c20c09379d48d9f113a739b1ce4e781", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.46
[INFO] [stderr]    Compiling nix v0.12.0
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]     Checking downcast-rs v1.0.3
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling cmake v0.1.35
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling wayland-scanner v0.21.10
[INFO] [stderr]     Checking stb_truetype v0.2.5
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling rand v0.6.3
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking approx v0.3.1
[INFO] [stderr]     Checking ordered-float v1.0.1
[INFO] [stderr]     Checking smallvec v0.6.7
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking rusttype v0.7.3
[INFO] [stderr]    Compiling shaderc v0.3.12
[INFO] [stderr]     Checking andrew v0.1.4
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking wayland-sys v0.21.10
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]     Checking rand_os v0.1.0
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking memchr v2.1.2
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking x11-dl v2.18.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling wayland-client v0.21.10
[INFO] [stderr]    Compiling wayland-protocols v0.21.10
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.7
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking parking_lot_core v0.3.1
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking tempfile v3.0.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr] error: could not compile `syn`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=73f40cd914ed13d5 -C extra-filename=-73f40cd914ed13d5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e659182ab0aeb42f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-1d42f4c68df1a500.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-8e68d9b5a310dbdb.rmeta --cap-lints allow` (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" "6a80b566e4796a6dcbbbd70a460028d28c20c09379d48d9f113a739b1ce4e781", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a80b566e4796a6dcbbbd70a460028d28c20c09379d48d9f113a739b1ce4e781", kill_on_drop: false }`
[INFO] [stdout] 6a80b566e4796a6dcbbbd70a460028d28c20c09379d48d9f113a739b1ce4e781