[INFO] fetching crate pallet-contracts-rpc 0.8.0-rc6...
[INFO] documenting pallet-contracts-rpc-0.8.0-rc6 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate pallet-contracts-rpc 0.8.0-rc6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pallet-contracts-rpc 0.8.0-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 pallet-contracts-rpc 0.8.0-rc6
[INFO] finished tweaking crates.io crate pallet-contracts-rpc 0.8.0-rc6
[INFO] tweaked toml for crates.io crate pallet-contracts-rpc 0.8.0-rc6 written to /workspace/builds/worker-2/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 pallet-contracts-rpc-runtime-api v0.8.0-rc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7fedc6ba301beada5a5dc51559a5f0be221877c3e657a5be8e26b0787fef5eac
[INFO] running `Command { std: "docker" "start" "-a" "7fedc6ba301beada5a5dc51559a5f0be221877c3e657a5be8e26b0787fef5eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fedc6ba301beada5a5dc51559a5f0be221877c3e657a5be8e26b0787fef5eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fedc6ba301beada5a5dc51559a5f0be221877c3e657a5be8e26b0787fef5eac", kill_on_drop: false }`
[INFO] [stdout] 7fedc6ba301beada5a5dc51559a5f0be221877c3e657a5be8e26b0787fef5eac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] f0a9d13da8abf4ea6eb557587ceb778031f75065adebbce0fd8e2a55f6f1d6ca
[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" "f0a9d13da8abf4ea6eb557587ceb778031f75065adebbce0fd8e2a55f6f1d6ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking serde_json v1.0.57
[INFO] [stderr]    Compiling jsonrpc-derive v14.2.1
[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-rc6
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-rc6
[INFO] [stderr]     Checking merlin v2.0.0
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking kvdb v0.7.0
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-rc6
[INFO] [stderr]     Checking sp-database v2.0.0-rc6
[INFO] [stderr]     Checking substrate-bip39 v0.4.2
[INFO] [stderr]     Checking jsonrpc-core v14.2.0
[INFO] [stderr]     Checking sp-core 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-trie v2.0.0-rc6
[INFO] [stderr]     Checking sp-inherents v2.0.0-rc6
[INFO] [stderr]     Checking sp-rpc v2.0.0-rc6
[INFO] [stderr]     Checking jsonrpc-core-client v14.2.0
[INFO] [stderr]     Checking sp-state-machine 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 pallet-contracts-primitives v2.0.0-rc6
[INFO] [stderr]     Checking sp-api v2.0.0-rc6
[INFO] [stderr]     Checking sp-block-builder v2.0.0-rc6
[INFO] [stderr]     Checking sp-consensus v0.8.0-rc6
[INFO] [stderr]     Checking pallet-contracts-rpc-runtime-api v0.8.0-rc6
[INFO] [stderr]     Checking sp-blockchain v2.0.0-rc6
[INFO] [stderr]  Documenting pallet-contracts-rpc v0.8.0-rc6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.27s
[INFO] running `Command { std: "docker" "inspect" "f0a9d13da8abf4ea6eb557587ceb778031f75065adebbce0fd8e2a55f6f1d6ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0a9d13da8abf4ea6eb557587ceb778031f75065adebbce0fd8e2a55f6f1d6ca", kill_on_drop: false }`
[INFO] [stdout] f0a9d13da8abf4ea6eb557587ceb778031f75065adebbce0fd8e2a55f6f1d6ca