[INFO] fetching crate differential-dataflow 0.11.0...
[INFO] documenting differential-dataflow-0.11.0 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate differential-dataflow 0.11.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate differential-dataflow 0.11.0 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 differential-dataflow 0.11.0
[INFO] finished tweaking crates.io crate differential-dataflow 0.11.0
[INFO] tweaked toml for crates.io crate differential-dataflow 0.11.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate differential-dataflow 0.11.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 83e55de69d67cb4250cd6ceb03e1cd6b1e324e1f3c3c6790eb02e086785e34dd
[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" "83e55de69d67cb4250cd6ceb03e1cd6b1e324e1f3c3c6790eb02e086785e34dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83e55de69d67cb4250cd6ceb03e1cd6b1e324e1f3c3c6790eb02e086785e34dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83e55de69d67cb4250cd6ceb03e1cd6b1e324e1f3c3c6790eb02e086785e34dd", kill_on_drop: false }`
[INFO] [stdout] 83e55de69d67cb4250cd6ceb03e1cd6b1e324e1f3c3c6790eb02e086785e34dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 127644a0ce0a5f232f740cce25bc20e4c671a73eeda0bb521d45f5d2b9671fa2
[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" "127644a0ce0a5f232f740cce25bc20e4c671a73eeda0bb521d45f5d2b9671fa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.7
[INFO] [stderr]     Checking abomonation v0.7.3
[INFO] [stderr]     Checking timely_bytes v0.11.0
[INFO] [stderr]     Checking timely_logging v0.11.1
[INFO] [stderr]     Checking timely_sort v0.1.6
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]    Compiling synstructure v0.12.1
[INFO] [stderr]    Compiling abomonation_derive v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking timely_communication v0.11.1
[INFO] [stderr]     Checking timely v0.11.1
[INFO] [stderr]  Documenting differential-dataflow v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.09s
[INFO] running `Command { std: "docker" "inspect" "127644a0ce0a5f232f740cce25bc20e4c671a73eeda0bb521d45f5d2b9671fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "127644a0ce0a5f232f740cce25bc20e4c671a73eeda0bb521d45f5d2b9671fa2", kill_on_drop: false }`
[INFO] [stdout] 127644a0ce0a5f232f740cce25bc20e4c671a73eeda0bb521d45f5d2b9671fa2