[INFO] fetching crate ru_annoy 0.1.0-dev1...
[INFO] documenting ru_annoy-0.1.0-dev1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate ru_annoy 0.1.0-dev1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate ru_annoy 0.1.0-dev1 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 ru_annoy 0.1.0-dev1
[INFO] finished tweaking crates.io crate ru_annoy 0.1.0-dev1
[INFO] tweaked toml for crates.io crate ru_annoy 0.1.0-dev1 written to /workspace/builds/worker-13/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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 4b68cd9575d2f89e7b96e6b88802b043e6e1375d266d2c9b6c7ae420e3954bdc
[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" "4b68cd9575d2f89e7b96e6b88802b043e6e1375d266d2c9b6c7ae420e3954bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b68cd9575d2f89e7b96e6b88802b043e6e1375d266d2c9b6c7ae420e3954bdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b68cd9575d2f89e7b96e6b88802b043e6e1375d266d2c9b6c7ae420e3954bdc", kill_on_drop: false }`
[INFO] [stdout] 4b68cd9575d2f89e7b96e6b88802b043e6e1375d266d2c9b6c7ae420e3954bdc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 804d655056b33b185c4aa8ae45c42006048ebc5c0114d9eb242db0033f100e67
[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" "804d655056b33b185c4aa8ae45c42006048ebc5c0114d9eb242db0033f100e67", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Documenting ru_annoy v0.1.0-dev1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "804d655056b33b185c4aa8ae45c42006048ebc5c0114d9eb242db0033f100e67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "804d655056b33b185c4aa8ae45c42006048ebc5c0114d9eb242db0033f100e67", kill_on_drop: false }`
[INFO] [stdout] 804d655056b33b185c4aa8ae45c42006048ebc5c0114d9eb242db0033f100e67