[INFO] fetching crate pallet-aura 2.0.0...
[INFO] checking pallet-aura-2.0.0 against master#d62d3f7fa9a91d933213cc10e20e740608983f64 for pr-77015
[INFO] extracting crate pallet-aura 2.0.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pallet-aura 2.0.0 on toolchain d62d3f7fa9a91d933213cc10e20e740608983f64
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-aura 2.0.0
[INFO] finished tweaking crates.io crate pallet-aura 2.0.0
[INFO] tweaked toml for crates.io crate pallet-aura 2.0.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91f6f4a656106ce432d87c922ce442d635abcb5181ca757fc84aedf4932b1764
[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" "91f6f4a656106ce432d87c922ce442d635abcb5181ca757fc84aedf4932b1764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91f6f4a656106ce432d87c922ce442d635abcb5181ca757fc84aedf4932b1764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91f6f4a656106ce432d87c922ce442d635abcb5181ca757fc84aedf4932b1764", kill_on_drop: false }`
[INFO] [stdout] 91f6f4a656106ce432d87c922ce442d635abcb5181ca757fc84aedf4932b1764
[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" "RUSTFLAGS=--cap-lints=forbid" "-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" "+d62d3f7fa9a91d933213cc10e20e740608983f64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e35a39f4c20f25298084f532bd451ceda44a1cb871204a452b83b365672fb44f
[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" "e35a39f4c20f25298084f532bd451ceda44a1cb871204a452b83b365672fb44f", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking sp-core v2.0.0
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]     Checking sp-trie v2.0.0
[INFO] [stderr]     Checking sp-inherents v2.0.0
[INFO] [stderr]     Checking frame-metadata v12.0.0
[INFO] [stderr]     Checking sp-state-machine v0.8.0
[INFO] [stderr]     Checking sp-io v2.0.0
[INFO] [stderr]     Checking sp-application-crypto v2.0.0
[INFO] [stderr]     Checking sp-runtime v2.0.0
[INFO] [stderr]     Checking sp-version v2.0.0
[INFO] [stderr]     Checking frame-support v2.0.0
[INFO] [stderr]     Checking sp-staking v2.0.0
[INFO] [stderr]     Checking sp-api v2.0.0
[INFO] [stderr]     Checking sp-timestamp v2.0.0
[INFO] [stderr]     Checking sp-session v2.0.0
[INFO] [stderr]     Checking sp-consensus-aura v0.8.0
[INFO] [stderr]     Checking frame-system v2.0.0
[INFO] [stderr]     Checking frame-benchmarking v2.0.0
[INFO] [stderr]     Checking pallet-timestamp v2.0.0
[INFO] [stderr]     Checking pallet-session v2.0.0
[INFO] [stderr]     Checking pallet-aura v2.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `sp_io`
[INFO] [stdout]   --> src/mock.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | use sp_io;
[INFO] [stdout]    |     ^^^^^ no `sp_io` external crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `sp_core`
[INFO] [stdout]   --> src/mock.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | use sp_core::H256;
[INFO] [stdout]    |     ^^^^^^^ help: a similar path exists: `sp_application_crypto::sp_core`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pallet-aura`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "e35a39f4c20f25298084f532bd451ceda44a1cb871204a452b83b365672fb44f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e35a39f4c20f25298084f532bd451ceda44a1cb871204a452b83b365672fb44f", kill_on_drop: false }`
[INFO] [stdout] e35a39f4c20f25298084f532bd451ceda44a1cb871204a452b83b365672fb44f