[INFO] fetching crate blocking 0.6.1...
[INFO] documenting blocking-0.6.1 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate blocking 0.6.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate blocking 0.6.1 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 blocking 0.6.1
[INFO] finished tweaking crates.io crate blocking 0.6.1
[INFO] tweaked toml for crates.io crate blocking 0.6.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate blocking 0.6.1 already has a lockfile, it will not be regenerated
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 002a01a1efc62b15f8afc9fa84b5075cdd709f9c06a7080e6b9011984e869bd4
[INFO] running `Command { std: "docker" "start" "-a" "002a01a1efc62b15f8afc9fa84b5075cdd709f9c06a7080e6b9011984e869bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "002a01a1efc62b15f8afc9fa84b5075cdd709f9c06a7080e6b9011984e869bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "002a01a1efc62b15f8afc9fa84b5075cdd709f9c06a7080e6b9011984e869bd4", kill_on_drop: false }`
[INFO] [stdout] 002a01a1efc62b15f8afc9fa84b5075cdd709f9c06a7080e6b9011984e869bd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 077a391b14c61908399d1bde394f3cbae6507a908fb2d267ce542f4d918f5f99
[INFO] running `Command { std: "docker" "start" "-a" "077a391b14c61908399d1bde394f3cbae6507a908fb2d267ce542f4d918f5f99", kill_on_drop: false }`
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking fastrand v1.3.4
[INFO] [stderr]     Checking parking v2.0.0
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking event-listener v2.4.0
[INFO] [stderr]     Checking atomic-waker v1.0.0
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking futures-lite v1.0.0
[INFO] [stderr]     Checking async-channel v1.4.0
[INFO] [stderr]  Documenting blocking v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "077a391b14c61908399d1bde394f3cbae6507a908fb2d267ce542f4d918f5f99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "077a391b14c61908399d1bde394f3cbae6507a908fb2d267ce542f4d918f5f99", kill_on_drop: false }`
[INFO] [stdout] 077a391b14c61908399d1bde394f3cbae6507a908fb2d267ce542f4d918f5f99