[INFO] fetching crate slr_parser 0.0.20...
[INFO] documenting slr_parser-0.0.20 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate slr_parser 0.0.20 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate slr_parser 0.0.20 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 slr_parser 0.0.20
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate slr_parser 0.0.20
[INFO] tweaked toml for crates.io crate slr_parser 0.0.20 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate slr_parser 0.0.20 already has a lockfile, it will not be regenerated
[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-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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9fff856a33faa89f0b15177c7ff9778dea31defb87b949b45694c99cf9f3bc1
[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" "b9fff856a33faa89f0b15177c7ff9778dea31defb87b949b45694c99cf9f3bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9fff856a33faa89f0b15177c7ff9778dea31defb87b949b45694c99cf9f3bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9fff856a33faa89f0b15177c7ff9778dea31defb87b949b45694c99cf9f3bc1", kill_on_drop: false }`
[INFO] [stdout] b9fff856a33faa89f0b15177c7ff9778dea31defb87b949b45694c99cf9f3bc1
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73e614258f2350fa5d2a1d71727fa562c54776886d816bda3209b3f076110b03
[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" "73e614258f2350fa5d2a1d71727fa562c54776886d816bda3209b3f076110b03", kill_on_drop: false }`
[INFO] [stderr]  Documenting slr_parser v0.0.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.59s
[INFO] running `Command { std: "docker" "inspect" "73e614258f2350fa5d2a1d71727fa562c54776886d816bda3209b3f076110b03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e614258f2350fa5d2a1d71727fa562c54776886d816bda3209b3f076110b03", kill_on_drop: false }`
[INFO] [stdout] 73e614258f2350fa5d2a1d71727fa562c54776886d816bda3209b3f076110b03