[INFO] fetching crate pyo3-file 0.3.2...
[INFO] documenting pyo3-file-0.3.2 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate pyo3-file 0.3.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pyo3-file 0.3.2 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 pyo3-file 0.3.2
[INFO] finished tweaking crates.io crate pyo3-file 0.3.2
[INFO] tweaked toml for crates.io crate pyo3-file 0.3.2 written to /workspace/builds/worker-8/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-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] c5c6c90156a20c2d64abfb7670abe3868c71301cfa406d7b3523a65edafa7c4b
[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" "c5c6c90156a20c2d64abfb7670abe3868c71301cfa406d7b3523a65edafa7c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5c6c90156a20c2d64abfb7670abe3868c71301cfa406d7b3523a65edafa7c4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5c6c90156a20c2d64abfb7670abe3868c71301cfa406d7b3523a65edafa7c4b", kill_on_drop: false }`
[INFO] [stdout] c5c6c90156a20c2d64abfb7670abe3868c71301cfa406d7b3523a65edafa7c4b
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 84a3bbff8c795f904fe96bdd3b46bd451f47d296b2bcc9990d4a0221ddc22bf7
[INFO] running `Command { std: "docker" "start" "-a" "84a3bbff8c795f904fe96bdd3b46bd451f47d296b2bcc9990d4a0221ddc22bf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling unindent v0.1.6
[INFO] [stderr]    Compiling pyo3 v0.11.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling ghost v0.1.2
[INFO] [stderr]    Compiling ctor v0.1.15
[INFO] [stderr]    Compiling pyo3-derive-backend v0.11.1
[INFO] [stderr]    Compiling inventory-impl v0.1.8
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]     Checking indoc v0.3.6
[INFO] [stderr]     Checking inventory v0.1.8
[INFO] [stderr]    Compiling pyo3-file v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pyo3cls v0.11.1
[INFO] [stderr]  Documenting pyo3-file v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.87s
[INFO] running `Command { std: "docker" "inspect" "84a3bbff8c795f904fe96bdd3b46bd451f47d296b2bcc9990d4a0221ddc22bf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84a3bbff8c795f904fe96bdd3b46bd451f47d296b2bcc9990d4a0221ddc22bf7", kill_on_drop: false }`
[INFO] [stdout] 84a3bbff8c795f904fe96bdd3b46bd451f47d296b2bcc9990d4a0221ddc22bf7