[INFO] fetching crate libjess 0.1.0...
[INFO] documenting libjess-0.1.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate libjess 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate libjess 0.1.0 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 crates.io crate libjess 0.1.0
[INFO] finished tweaking crates.io crate libjess 0.1.0
[INFO] tweaked toml for crates.io crate libjess 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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] 21533807effb984ea336d462da3a7d450ad7a734fb0140e3655aba8a1766c2aa
[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" "21533807effb984ea336d462da3a7d450ad7a734fb0140e3655aba8a1766c2aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21533807effb984ea336d462da3a7d450ad7a734fb0140e3655aba8a1766c2aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21533807effb984ea336d462da3a7d450ad7a734fb0140e3655aba8a1766c2aa", kill_on_drop: false }`
[INFO] [stdout] 21533807effb984ea336d462da3a7d450ad7a734fb0140e3655aba8a1766c2aa
[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] 4d7b1df0f2b72f1bdbaa39cc1c1b717b18640e6133bca9ee24bff0203ba360d2
[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" "4d7b1df0f2b72f1bdbaa39cc1c1b717b18640e6133bca9ee24bff0203ba360d2", kill_on_drop: false }`
[INFO] [stderr]  Documenting libjess v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "4d7b1df0f2b72f1bdbaa39cc1c1b717b18640e6133bca9ee24bff0203ba360d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7b1df0f2b72f1bdbaa39cc1c1b717b18640e6133bca9ee24bff0203ba360d2", kill_on_drop: false }`
[INFO] [stdout] 4d7b1df0f2b72f1bdbaa39cc1c1b717b18640e6133bca9ee24bff0203ba360d2