[INFO] updating cached repository https://github.com/YeyaSwizaw/vulkan-experiments
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dbbb7c4fdeb17b1bb5ba7d0edfdde76d1dc085ea
[INFO] documenting YeyaSwizaw/vulkan-experiments against master#394e1b40d264aa6928811919c1124fa248e7d802 for pr-73566
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYeyaSwizaw%2Fvulkan-experiments" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/YeyaSwizaw/vulkan-experiments on toolchain 394e1b40d264aa6928811919c1124fa248e7d802
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/YeyaSwizaw/vulkan-experiments
[INFO] finished tweaking git repo https://github.com/YeyaSwizaw/vulkan-experiments
[INFO] tweaked toml for git repo https://github.com/YeyaSwizaw/vulkan-experiments written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/YeyaSwizaw/vulkan-experiments already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc23688a7bc34719710dc3dca7e3b4b4ff916681a346e3633de2fc909595c4c6
[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" "bc23688a7bc34719710dc3dca7e3b4b4ff916681a346e3633de2fc909595c4c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc23688a7bc34719710dc3dca7e3b4b4ff916681a346e3633de2fc909595c4c6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc23688a7bc34719710dc3dca7e3b4b4ff916681a346e3633de2fc909595c4c6", kill_on_drop: false }`
[INFO] [stdout] bc23688a7bc34719710dc3dca7e3b4b4ff916681a346e3633de2fc909595c4c6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+394e1b40d264aa6928811919c1124fa248e7d802" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] cd066cbf69471aeefe63a62ab03af423422531998a876c473698d28c0c7c8ec8
[INFO] running `Command { std: "docker" "start" "-a" "cd066cbf69471aeefe63a62ab03af423422531998a876c473698d28c0c7c8ec8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.24
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling num-traits v0.1.39
[INFO] [stderr]    Compiling serde v0.9.15
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]    Compiling vulkano v0.4.3 (https://github.com/tomaka/vulkano#934169dd)
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking fnv v1.0.5
[INFO] [stderr]     Checking vk-sys v0.2.3 (https://github.com/tomaka/vulkano#934169dd)
[INFO] [stderr]     Checking smallvec v0.3.3
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling cmake v0.1.24
[INFO] [stderr]    Compiling syn v0.10.8
[INFO] [stderr]    Compiling x11-dl v2.14.0
[INFO] [stderr]    Compiling tempfile v2.1.5
[INFO] [stderr]    Compiling phf v0.7.21
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling glsl-to-spirv v0.1.2 (https://github.com/tomaka/vulkano#934169dd)
[INFO] [stderr]     Checking fs2 v0.2.5
[INFO] [stderr]     Checking shared_library v0.1.5
[INFO] [stderr]     Checking memmap v0.4.0
[INFO] [stderr]    Compiling wayland-scanner v0.8.7
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling tempdir v0.3.5
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling target_build_utils v0.3.1
[INFO] [stderr]    Compiling wayland-client v0.8.7
[INFO] [stderr] error: could not compile `serde`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-0.9.15/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="default"' --cfg 'feature="std"' -C metadata=29288fdf415b0c8d -C extra-filename=-29288fdf415b0c8d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "cd066cbf69471aeefe63a62ab03af423422531998a876c473698d28c0c7c8ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd066cbf69471aeefe63a62ab03af423422531998a876c473698d28c0c7c8ec8", kill_on_drop: false }`
[INFO] [stdout] cd066cbf69471aeefe63a62ab03af423422531998a876c473698d28c0c7c8ec8