[INFO] fetching crate substrate-frame-rpc-system 2.0.0-rc6...
[INFO] documenting substrate-frame-rpc-system-2.0.0-rc6 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate substrate-frame-rpc-system 2.0.0-rc6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate substrate-frame-rpc-system 2.0.0-rc6 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 substrate-frame-rpc-system 2.0.0-rc6
[INFO] finished tweaking crates.io crate substrate-frame-rpc-system 2.0.0-rc6
[INFO] tweaked toml for crates.io crate substrate-frame-rpc-system 2.0.0-rc6 written to /workspace/builds/worker-0/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frame-system-rpc-runtime-api v2.0.0-rc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b13c01e1d495045b6e5f5b4a44b8e1c2dffb41ccb9008379a35cfd42202092dc
[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" "b13c01e1d495045b6e5f5b4a44b8e1c2dffb41ccb9008379a35cfd42202092dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b13c01e1d495045b6e5f5b4a44b8e1c2dffb41ccb9008379a35cfd42202092dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b13c01e1d495045b6e5f5b4a44b8e1c2dffb41ccb9008379a35cfd42202092dc", kill_on_drop: false }`
[INFO] [stdout] b13c01e1d495045b6e5f5b4a44b8e1c2dffb41ccb9008379a35cfd42202092dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 9cca09855cfacf4f8c38fe60c55b118b466579bf63e184d63904d31de50b11d2
[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" "9cca09855cfacf4f8c38fe60c55b118b466579bf63e184d63904d31de50b11d2", kill_on_drop: false }`
[INFO] [stderr]     Checking sp-tracing v2.0.0-rc6
[INFO] [stderr]     Checking jsonrpc-core v14.2.0
[INFO] [stderr]    Compiling jsonrpc-derive v14.2.1
[INFO] [stderr]     Checking sp-chain-spec v2.0.0-rc6
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-rc6
[INFO] [stderr]     Checking jsonrpc-pubsub v14.2.0
[INFO] [stderr]     Checking jsonrpc-client-transports v14.2.1
[INFO] [stderr]     Checking sp-core v2.0.0-rc6
[INFO] [stderr]     Checking jsonrpc-core-client v14.2.0
[INFO] [stderr]     Checking sp-trie v2.0.0-rc6
[INFO] [stderr]     Checking sp-inherents v2.0.0-rc6
[INFO] [stderr]     Checking sp-allocator v2.0.0-rc6
[INFO] [stderr]     Checking sp-rpc v2.0.0-rc6
[INFO] [stderr]     Checking sc-executor-common v0.8.0-rc6
[INFO] [stderr]     Checking sp-state-machine v0.8.0-rc6
[INFO] [stderr]     Checking sc-executor-wasmi v0.8.0-rc6
[INFO] [stderr]     Checking sp-io v2.0.0-rc6
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc6
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc6
[INFO] [stderr]     Checking sp-version v2.0.0-rc6
[INFO] [stderr]     Checking sp-keyring v2.0.0-rc6
[INFO] [stderr]     Checking sp-api v2.0.0-rc6
[INFO] [stderr]     Checking sp-consensus v0.8.0-rc6
[INFO] [stderr]     Checking sp-block-builder v2.0.0-rc6
[INFO] [stderr]     Checking sc-executor v0.8.0-rc6
[INFO] [stderr]     Checking frame-system-rpc-runtime-api v2.0.0-rc6
[INFO] [stderr]     Checking sp-blockchain v2.0.0-rc6
[INFO] [stderr]     Checking sp-transaction-pool v2.0.0-rc6
[INFO] [stderr]     Checking sc-rpc-api v0.8.0-rc6
[INFO] [stderr]     Checking sc-client-api v2.0.0-rc6
[INFO] [stderr]  Documenting substrate-frame-rpc-system v2.0.0-rc6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "9cca09855cfacf4f8c38fe60c55b118b466579bf63e184d63904d31de50b11d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cca09855cfacf4f8c38fe60c55b118b466579bf63e184d63904d31de50b11d2", kill_on_drop: false }`
[INFO] [stdout] 9cca09855cfacf4f8c38fe60c55b118b466579bf63e184d63904d31de50b11d2