[INFO] crate pallet-aura 2.0.0-alpha.6 is already in cache
[INFO] checking pallet-aura-2.0.0-alpha.6 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate pallet-aura 2.0.0-alpha.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pallet-aura 2.0.0-alpha.6 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "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-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] 5f5775c37e64c549c6160c3e403b46f27f6b946c9e2992df9220a5ee682900c1
[INFO] running `"docker" "start" "-a" "5f5775c37e64c549c6160c3e403b46f27f6b946c9e2992df9220a5ee682900c1"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0-alpha.7
[INFO] [stderr]     Checking statrs v0.10.0
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-alpha.7
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking alga v0.9.3
[INFO] [stderr]     Checking num-rational v0.2.4
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking nalgebra v0.18.1
[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-alpha.7
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-alpha.7
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stderr]     Checking sp-core v2.0.0-alpha.7
[INFO] [stderr]     Checking sp-trie v2.0.0-alpha.7
[INFO] [stderr]     Checking sp-inherents v2.0.0-alpha.7
[INFO] [stderr]     Checking frame-metadata v11.0.0-alpha.7
[INFO] [stderr]     Checking sp-state-machine v0.8.0-alpha.7
[INFO] [stderr]     Checking sp-io v2.0.0-alpha.7
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-alpha.7
[INFO] [stderr]     Checking sp-runtime v2.0.0-alpha.7
[INFO] [stderr]     Checking sp-version v2.0.0-alpha.7
[INFO] [stderr]     Checking frame-support v2.0.0-alpha.7
[INFO] [stderr]     Checking sp-staking v2.0.0-alpha.7
[INFO] [stderr]     Checking sp-api v2.0.0-alpha.7
[INFO] [stderr]     Checking sp-timestamp v2.0.0-alpha.7
[INFO] [stderr]     Checking linregress v0.1.7
[INFO] [stderr]     Checking sp-consensus-aura v0.8.0-alpha.7
[INFO] [stderr]     Checking frame-system v2.0.0-alpha.7
[INFO] [stderr]     Checking frame-benchmarking v2.0.0-alpha.7
[INFO] [stderr]     Checking pallet-timestamp v2.0.0-alpha.7
[INFO] [stderr]     Checking pallet-session v2.0.0-alpha.7
[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" "5f5775c37e64c549c6160c3e403b46f27f6b946c9e2992df9220a5ee682900c1"`
[INFO] running `"docker" "rm" "-f" "5f5775c37e64c549c6160c3e403b46f27f6b946c9e2992df9220a5ee682900c1"`
[INFO] [stdout] 5f5775c37e64c549c6160c3e403b46f27f6b946c9e2992df9220a5ee682900c1