[INFO] fetching crate stm32f30x 0.8.0...
[INFO] documenting stm32f30x-0.8.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate stm32f30x 0.8.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate stm32f30x 0.8.0 on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stm32f30x 0.8.0
[INFO] finished tweaking crates.io crate stm32f30x 0.8.0
[INFO] tweaked toml for crates.io crate stm32f30x 0.8.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a7d907e633ce159127cd145763b2933d0df53054a3ebfcf6acce47ba2930f0ac
[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" "a7d907e633ce159127cd145763b2933d0df53054a3ebfcf6acce47ba2930f0ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7d907e633ce159127cd145763b2933d0df53054a3ebfcf6acce47ba2930f0ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7d907e633ce159127cd145763b2933d0df53054a3ebfcf6acce47ba2930f0ac", kill_on_drop: false }`
[INFO] [stdout] a7d907e633ce159127cd145763b2933d0df53054a3ebfcf6acce47ba2930f0ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36f5bbdf27b95682dd1778fdb481a27242d086ace0fd7b311d2963139a6917f7
[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" "36f5bbdf27b95682dd1778fdb481a27242d086ace0fd7b311d2963139a6917f7", kill_on_drop: false }`
[INFO] [stderr]     Checking aligned v0.2.0
[INFO] [stderr]    Compiling stm32f30x v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking cortex-m v0.5.10
[INFO] [stderr]  Documenting stm32f30x v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: Could not document `stm32f30x`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name stm32f30x src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern bare_metal=/opt/rustwide/target/debug/deps/libbare_metal-e031b5518942963c.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-d8000ed704aa8b51.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-26c0afb41e86d883.rmeta --cap-lints=warn --crate-version 0.8.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "36f5bbdf27b95682dd1778fdb481a27242d086ace0fd7b311d2963139a6917f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f5bbdf27b95682dd1778fdb481a27242d086ace0fd7b311d2963139a6917f7", kill_on_drop: false }`
[INFO] [stdout] 36f5bbdf27b95682dd1778fdb481a27242d086ace0fd7b311d2963139a6917f7