[INFO] fetching crate binread 1.0.2...
[INFO] documenting binread-1.0.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate binread 1.0.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate binread 1.0.2 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 binread 1.0.2
[INFO] finished tweaking crates.io crate binread 1.0.2
[INFO] tweaked toml for crates.io crate binread 1.0.2 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 844488c143c79f357d10a6f17f5f69e325b2709cc28fb4d36d3b97f10e21c010
[INFO] running `Command { std: "docker" "start" "-a" "844488c143c79f357d10a6f17f5f69e325b2709cc28fb4d36d3b97f10e21c010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "844488c143c79f357d10a6f17f5f69e325b2709cc28fb4d36d3b97f10e21c010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "844488c143c79f357d10a6f17f5f69e325b2709cc28fb4d36d3b97f10e21c010", kill_on_drop: false }`
[INFO] [stdout] 844488c143c79f357d10a6f17f5f69e325b2709cc28fb4d36d3b97f10e21c010
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 243f1ee88bbc0a382c1d2a890e5ac16d9af112fa3163e9af82f78bf490b78126
[INFO] running `Command { std: "docker" "start" "-a" "243f1ee88bbc0a382c1d2a890e5ac16d9af112fa3163e9af82f78bf490b78126", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling binread_derive v1.1.0
[INFO] [stderr]  Documenting binread v1.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.51s
[INFO] running `Command { std: "docker" "inspect" "243f1ee88bbc0a382c1d2a890e5ac16d9af112fa3163e9af82f78bf490b78126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "243f1ee88bbc0a382c1d2a890e5ac16d9af112fa3163e9af82f78bf490b78126", kill_on_drop: false }`
[INFO] [stdout] 243f1ee88bbc0a382c1d2a890e5ac16d9af112fa3163e9af82f78bf490b78126