[INFO] cloning repository https://github.com/Gui-Yom/atsam3x8e
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gui-Yom/atsam3x8e" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGui-Yom%2Fatsam3x8e", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGui-Yom%2Fatsam3x8e'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3909355848e8a9bec79ace20360ae7e0403c1b44
[INFO] documenting Gui-Yom/atsam3x8e 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%2FGui-Yom%2Fatsam3x8e" "/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/Gui-Yom/atsam3x8e 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/Gui-Yom/atsam3x8e
[INFO] finished tweaking git repo https://github.com/Gui-Yom/atsam3x8e
[INFO] tweaked toml for git repo https://github.com/Gui-Yom/atsam3x8e written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/Gui-Yom/atsam3x8e 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] 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" "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] abf6d9ca688068bbddc1d67c92d867d164ff7d0f0041dbd87488fb524bbc9c08
[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" "abf6d9ca688068bbddc1d67c92d867d164ff7d0f0041dbd87488fb524bbc9c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abf6d9ca688068bbddc1d67c92d867d164ff7d0f0041dbd87488fb524bbc9c08", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abf6d9ca688068bbddc1d67c92d867d164ff7d0f0041dbd87488fb524bbc9c08", kill_on_drop: false }`
[INFO] [stdout] abf6d9ca688068bbddc1d67c92d867d164ff7d0f0041dbd87488fb524bbc9c08
[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" "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] 9c8fed4eda555fea1a7daa1066cd4fd6d400a9f7b9e827fc6101e4f2f8d9b3e1
[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" "9c8fed4eda555fea1a7daa1066cd4fd6d400a9f7b9e827fc6101e4f2f8d9b3e1", kill_on_drop: false }`
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling cortex-m v0.6.2
[INFO] [stderr]    Compiling atsam3x8e v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking as-slice v0.1.3
[INFO] [stderr]     Checking aligned v0.3.2
[INFO] [stderr]  Documenting atsam3x8e v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: Could not document `atsam3x8e`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name atsam3x8e 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-f1e4959e24c8e643.rmeta --extern cortex_m=/opt/rustwide/target/debug/deps/libcortex_m-5c1e73cebc1d3597.rmeta --extern vcell=/opt/rustwide/target/debug/deps/libvcell-2f371df3cd1ada44.rmeta --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "9c8fed4eda555fea1a7daa1066cd4fd6d400a9f7b9e827fc6101e4f2f8d9b3e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c8fed4eda555fea1a7daa1066cd4fd6d400a9f7b9e827fc6101e4f2f8d9b3e1", kill_on_drop: false }`
[INFO] [stdout] 9c8fed4eda555fea1a7daa1066cd4fd6d400a9f7b9e827fc6101e4f2f8d9b3e1