[INFO] crate pallet-aura 2.0.0-alpha.6 is already in cache
[INFO] checking pallet-aura-2.0.0-alpha.6 against try#b2a885c600d942fb829a214e798f7ae205a0594e for pr-71796
[INFO] extracting crate pallet-aura 2.0.0-alpha.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pallet-aura 2.0.0-alpha.6 on toolchain b2a885c600d942fb829a214e798f7ae205a0594e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pallet-aura 2.0.0-alpha.6
[INFO] finished tweaking crates.io crate pallet-aura 2.0.0-alpha.6
[INFO] tweaked toml for crates.io crate pallet-aura 2.0.0-alpha.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sp-consensus-aura v0.8.0-alpha.8
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "RUSTFLAGS=--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" "/opt/rustwide/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 68182dbd78110d77b4fd70fc9cf36d4aac0ceadff836d31beeace6a79f657bec
[INFO] running `"docker" "start" "-a" "68182dbd78110d77b4fd70fc9cf36d4aac0ceadff836d31beeace6a79f657bec"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stderr]     Checking sp-staking v2.0.0-alpha.8
[INFO] [stderr]     Checking sp-timestamp v2.0.0-alpha.8
[INFO] [stderr]     Checking sp-session v2.0.0-alpha.8
[INFO] [stderr]     Checking pallet-timestamp v2.0.0-alpha.8
[INFO] [stderr]     Checking sp-consensus-aura v0.8.0-alpha.8
[INFO] [stderr]     Checking pallet-session v2.0.0-alpha.8
[INFO] [stderr]     Checking pallet-aura v2.0.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0046]: not all trait items implemented, missing: `DbWeight`, `BlockExecutionWeight`, `ExtrinsicBaseWeight`
[INFO] [stderr]   --> src/mock.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | impl frame_system::Trait for Test {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ missing `DbWeight`, `BlockExecutionWeight`, `ExtrinsicBaseWeight` in implementation
[INFO] [stderr]    |
[INFO] [stderr]    = help: implement the missing item: `type DbWeight = Type;`
[INFO] [stderr]    = help: implement the missing item: `type BlockExecutionWeight = Type;`
[INFO] [stderr]    = help: implement the missing item: `type ExtrinsicBaseWeight = Type;`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0046`.
[INFO] [stderr] error: could not compile `pallet-aura`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "68182dbd78110d77b4fd70fc9cf36d4aac0ceadff836d31beeace6a79f657bec"`
[INFO] running `"docker" "rm" "-f" "68182dbd78110d77b4fd70fc9cf36d4aac0ceadff836d31beeace6a79f657bec"`
[INFO] [stdout] 68182dbd78110d77b4fd70fc9cf36d4aac0ceadff836d31beeace6a79f657bec