[INFO] cloning repository https://github.com/yeeco/network-sharding-demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yeeco/network-sharding-demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeeco%2Fnetwork-sharding-demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeeco%2Fnetwork-sharding-demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da23cc5600a6bc92c2038e5692a401cd352ef6dd
[INFO] documenting yeeco/network-sharding-demo against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyeeco%2Fnetwork-sharding-demo" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yeeco/network-sharding-demo 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 git repo https://github.com/yeeco/network-sharding-demo
[INFO] finished tweaking git repo https://github.com/yeeco/network-sharding-demo
[INFO] tweaked toml for git repo https://github.com/yeeco/network-sharding-demo written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/yeeco/network-sharding-demo already has a lockfile, it will not be regenerated
[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 parity-multiaddr v0.4.1
[INFO] [stderr]   Downloaded asn1_der_derive v0.1.1
[INFO] [stderr]   Downloaded bigint v4.4.1
[INFO] [stderr]   Downloaded asn1_der v0.6.2
[INFO] [stderr]   Downloaded libp2p-dns v0.7.0
[INFO] [stderr]   Downloaded jsonrpc-client-transports v12.0.0
[INFO] [stderr]   Downloaded libp2p-ping v0.7.0
[INFO] [stderr]   Downloaded nohash-hasher v0.1.1
[INFO] [stderr]   Downloaded libp2p-yamux v0.7.0
[INFO] [stderr]   Downloaded jsonrpc-derive v10.1.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.7.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.7.0
[INFO] [stderr]   Downloaded multistream-select v0.4.0
[INFO] [stderr]   Downloaded jsonrpc-core v12.0.0
[INFO] [stderr]   Downloaded jsonrpc-pubsub v10.1.0
[INFO] [stderr]   Downloaded libp2p-uds v0.7.0
[INFO] [stderr]   Downloaded libp2p-ratelimit v0.7.0
[INFO] [stderr]   Downloaded libp2p-floodsub v0.7.0
[INFO] [stderr]   Downloaded libp2p-core-derive v0.7.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.7.2
[INFO] [stderr]   Downloaded parity-multihash v0.1.2
[INFO] [stderr]   Downloaded jsonrpc-core-client v12.0.0
[INFO] [stderr]   Downloaded libp2p-plaintext v0.7.0
[INFO] [stderr]   Downloaded aio-limited v0.1.0
[INFO] [stderr]   Downloaded libp2p-noise v0.5.0
[INFO] [stderr]   Downloaded yamux v0.2.1
[INFO] [stderr]   Downloaded libp2p-websocket v0.7.0
[INFO] [stderr]   Downloaded libp2p-kad v0.7.0
[INFO] [stderr]   Downloaded libp2p-secio v0.7.0
[INFO] [stderr]   Downloaded libp2p-identify v0.7.0
[INFO] [stderr]   Downloaded libp2p v0.7.0
[INFO] [stderr]   Downloaded libp2p-core v0.7.1
[INFO] [stderr]   Downloaded snow v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 5409376ecb3d6ba8aff99a67123d1860224526045e28333a89d7dcaaccb0a5f6
[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" "5409376ecb3d6ba8aff99a67123d1860224526045e28333a89d7dcaaccb0a5f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5409376ecb3d6ba8aff99a67123d1860224526045e28333a89d7dcaaccb0a5f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5409376ecb3d6ba8aff99a67123d1860224526045e28333a89d7dcaaccb0a5f6", kill_on_drop: false }`
[INFO] [stdout] 5409376ecb3d6ba8aff99a67123d1860224526045e28333a89d7dcaaccb0a5f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 3c9f5c4dd8dd3e9f987b62600519f6f6068c46ae413b57927038d8cfb221663f
[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" "3c9f5c4dd8dd3e9f987b62600519f6f6068c46ae413b57927038d8cfb221663f", kill_on_drop: false }`
[INFO] [stderr]    Compiling subtle v2.1.0
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[INFO] [stderr]     Checking jsonrpc-client-http v0.5.0
[INFO] [stderr]     Checking primitive-types v0.2.4
[INFO] [stderr]  Documenting network-sharding-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 31s
[INFO] running `Command { std: "docker" "inspect" "3c9f5c4dd8dd3e9f987b62600519f6f6068c46ae413b57927038d8cfb221663f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c9f5c4dd8dd3e9f987b62600519f6f6068c46ae413b57927038d8cfb221663f", kill_on_drop: false }`
[INFO] [stdout] 3c9f5c4dd8dd3e9f987b62600519f6f6068c46ae413b57927038d8cfb221663f