[INFO] fetching crate libR-sys 0.1.8...
[INFO] documenting libR-sys-0.1.8 against 1.47.0 for beta-1.48-rustdoc-1
[INFO] extracting crate libR-sys 0.1.8 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate libR-sys 0.1.8 on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libR-sys 0.1.8
[INFO] finished tweaking crates.io crate libR-sys 0.1.8
[INFO] tweaked toml for crates.io crate libR-sys 0.1.8 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 05630f0a5d8d66759db671275be62a8a057d3363c50bf095081a92a751658afe
[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" "05630f0a5d8d66759db671275be62a8a057d3363c50bf095081a92a751658afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "05630f0a5d8d66759db671275be62a8a057d3363c50bf095081a92a751658afe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05630f0a5d8d66759db671275be62a8a057d3363c50bf095081a92a751658afe", kill_on_drop: false }`
[INFO] [stdout] 05630f0a5d8d66759db671275be62a8a057d3363c50bf095081a92a751658afe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.47.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc723f01c97e2e519f97f8d3c438d0f7ba561e472b7220b2625c46eb6adcdf88
[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" "bc723f01c97e2e519f97f8d3c438d0f7ba561e472b7220b2625c46eb6adcdf88", kill_on_drop: false }`
[INFO] [stderr]    Compiling bindgen v0.53.3
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling libR-sys v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting libR-sys v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.90s
[INFO] running `Command { std: "docker" "inspect" "bc723f01c97e2e519f97f8d3c438d0f7ba561e472b7220b2625c46eb6adcdf88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc723f01c97e2e519f97f8d3c438d0f7ba561e472b7220b2625c46eb6adcdf88", kill_on_drop: false }`
[INFO] [stdout] bc723f01c97e2e519f97f8d3c438d0f7ba561e472b7220b2625c46eb6adcdf88
