[INFO] fetching crate tract-onnx 0.10.10...
[INFO] documenting tract-onnx-0.10.10 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate tract-onnx 0.10.10 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate tract-onnx 0.10.10 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 tract-onnx 0.10.10
[INFO] finished tweaking crates.io crate tract-onnx 0.10.10
[INFO] tweaked toml for crates.io crate tract-onnx 0.10.10 written to /workspace/builds/worker-9/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tract-nnef v0.10.10
[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" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f560b5b0b79579ffdcae33dd8fe426858213d6686f02ccc55bc8caccbb9a716
[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" "5f560b5b0b79579ffdcae33dd8fe426858213d6686f02ccc55bc8caccbb9a716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f560b5b0b79579ffdcae33dd8fe426858213d6686f02ccc55bc8caccbb9a716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f560b5b0b79579ffdcae33dd8fe426858213d6686f02ccc55bc8caccbb9a716", kill_on_drop: false }`
[INFO] [stdout] 5f560b5b0b79579ffdcae33dd8fe426858213d6686f02ccc55bc8caccbb9a716
[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" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97c55354ae26ae9158edd343a4d82ac962c1c16fb4e10b7bb41c45078d6fa54a
[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" "97c55354ae26ae9158edd343a4d82ac962c1c16fb4e10b7bb41c45078d6fa54a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling proc-quote-impl v0.3.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]    Compiling kstring v1.0.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling chrono v0.4.15
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]    Compiling proc-quote v0.3.2
[INFO] [stderr]    Compiling liquid-derive v0.21.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]     Checking ndarray v0.13.0
[INFO] [stderr]    Compiling enum-ordinalize v3.1.8
[INFO] [stderr]    Compiling liquid-core v0.21.2
[INFO] [stderr]    Compiling educe v0.4.11
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling liquid-lib v0.21.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling tract-onnx v0.10.10 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling liquid v0.21.4
[INFO] [stderr]    Compiling tract-linalg v0.10.10
[INFO] [stderr]     Checking tract-core v0.10.10
[INFO] [stderr]     Checking tract-hir v0.10.10
[INFO] [stderr]     Checking tract-nnef v0.10.10
[INFO] [stderr]  Documenting tract-onnx v0.10.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 37s
[INFO] running `Command { std: "docker" "inspect" "97c55354ae26ae9158edd343a4d82ac962c1c16fb4e10b7bb41c45078d6fa54a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97c55354ae26ae9158edd343a4d82ac962c1c16fb4e10b7bb41c45078d6fa54a", kill_on_drop: false }`
[INFO] [stdout] 97c55354ae26ae9158edd343a4d82ac962c1c16fb4e10b7bb41c45078d6fa54a