[INFO] fetching crate sc-consensus-aura 0.8.0-rc4...
[INFO] documenting sc-consensus-aura-0.8.0-rc4 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate sc-consensus-aura 0.8.0-rc4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sc-consensus-aura 0.8.0-rc4 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-consensus-aura 0.8.0-rc4
[INFO] finished tweaking crates.io crate sc-consensus-aura 0.8.0-rc4
[INFO] tweaked toml for crates.io crate sc-consensus-aura 0.8.0-rc4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c7a645c13daee3250b38d050e6b20cb2121cd6ac64b7c72ad31dce5e83022ac
[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" "1c7a645c13daee3250b38d050e6b20cb2121cd6ac64b7c72ad31dce5e83022ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c7a645c13daee3250b38d050e6b20cb2121cd6ac64b7c72ad31dce5e83022ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c7a645c13daee3250b38d050e6b20cb2121cd6ac64b7c72ad31dce5e83022ac", kill_on_drop: false }`
[INFO] [stdout] 1c7a645c13daee3250b38d050e6b20cb2121cd6ac64b7c72ad31dce5e83022ac
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef1707f66e051b732ea75f4b9ca384e61d052dd435862bdc19373b36cd125673
[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" "ef1707f66e051b732ea75f4b9ca384e61d052dd435862bdc19373b36cd125673", kill_on_drop: false }`
[INFO] [stderr]    Compiling sc-consensus-slots v0.8.0-rc4
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking substrate-bip39 v0.4.1
[INFO] [stderr]     Checking sp-core v2.0.0-rc4
[INFO] [stderr]     Checking libp2p-core v0.19.2
[INFO] [stderr]     Checking libp2p-dns v0.19.0
[INFO] [stderr]     Checking libp2p-swarm v0.19.1
[INFO] [stderr]     Checking libp2p-tcp v0.19.2
[INFO] [stderr]     Checking libp2p-wasm-ext v0.19.0
[INFO] [stderr]     Checking libp2p-websocket v0.19.0
[INFO] [stderr]     Checking sp-trie v2.0.0-rc4
[INFO] [stderr]     Checking sp-inherents v2.0.0-rc4
[INFO] [stderr]     Checking sp-allocator v2.0.0-rc4
[INFO] [stderr]     Checking sc-executor-common v0.8.0-rc4
[INFO] [stderr]     Checking sp-state-machine v0.8.0-rc4
[INFO] [stderr]     Checking libp2p v0.19.1
[INFO] [stderr]     Checking sc-executor-wasmi v0.8.0-rc4
[INFO] [stderr]     Checking sc-telemetry v2.0.0-rc4
[INFO] [stderr]     Checking sp-io v2.0.0-rc4
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc4
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc4
[INFO] [stderr]     Checking sc-keystore v2.0.0-rc4
[INFO] [stderr]     Checking sp-version v2.0.0-rc4
[INFO] [stderr]     Checking sp-keyring v2.0.0-rc4
[INFO] [stderr]     Checking sp-api v2.0.0-rc4
[INFO] [stderr]     Checking sp-consensus v0.8.0-rc4
[INFO] [stderr]     Checking sp-block-builder v2.0.0-rc4
[INFO] [stderr]     Checking sc-executor v0.8.0-rc4
[INFO] [stderr]     Checking sp-timestamp v2.0.0-rc4
[INFO] [stderr]     Checking sp-blockchain v2.0.0-rc4
[INFO] [stderr]     Checking sp-consensus-aura v0.8.0-rc4
[INFO] [stderr]     Checking sp-transaction-pool v2.0.0-rc4
[INFO] [stderr]     Checking sc-client-api v2.0.0-rc4
[INFO] [stderr]     Checking sc-block-builder v0.8.0-rc4
[INFO] [stderr]  Documenting sc-consensus-aura v0.8.0-rc4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: doc comment contains an invalid Rust code block
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-std-1.5.0/src/utils.rs:243:42
[INFO] [stdout]     |
[INFO] [stdout] 243 |         $($head)* extension_trait!(@ext (#[doc = $d]) $($tail)*);
[INFO] [stdout]     |                                          ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: mark blocks that do not contain Rust code as text: ```text
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `Command { std: "docker" "inspect" "ef1707f66e051b732ea75f4b9ca384e61d052dd435862bdc19373b36cd125673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef1707f66e051b732ea75f4b9ca384e61d052dd435862bdc19373b36cd125673", kill_on_drop: false }`
[INFO] [stdout] ef1707f66e051b732ea75f4b9ca384e61d052dd435862bdc19373b36cd125673