[INFO] fetching crate pallet-contract-operator 1.3.0...
[INFO] checking pallet-contract-operator-1.3.0 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219
[INFO] extracting crate pallet-contract-operator 1.3.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate pallet-contract-operator 1.3.0 on toolchain da897dfb6daa268a965d2d73620316ba56020a19
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-contract-operator 1.3.0
[INFO] finished tweaking crates.io crate pallet-contract-operator 1.3.0
[INFO] tweaked toml for crates.io crate pallet-contract-operator 1.3.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fb126498d07c858b390325d2848b6d7ee39bab312e6d4cc229720d9356e1bc61
[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" "fb126498d07c858b390325d2848b6d7ee39bab312e6d4cc229720d9356e1bc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fb126498d07c858b390325d2848b6d7ee39bab312e6d4cc229720d9356e1bc61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb126498d07c858b390325d2848b6d7ee39bab312e6d4cc229720d9356e1bc61", kill_on_drop: false }`
[INFO] [stdout] fb126498d07c858b390325d2848b6d7ee39bab312e6d4cc229720d9356e1bc61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+da897dfb6daa268a965d2d73620316ba56020a19" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] e503c34b5de05327ad7c0ccdfc85cd60f67b95dc56925cdb3c87b24bad95461b
[INFO] running `Command { std: "docker" "start" "-a" "e503c34b5de05327ad7c0ccdfc85cd60f67b95dc56925cdb3c87b24bad95461b", kill_on_drop: false }`
[INFO] [stderr]    Compiling wabt-sys v0.8.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking sp-application-crypto v2.0.0-rc6
[INFO] [stderr]     Checking sp-sandbox v0.8.0-rc6
[INFO] [stderr]     Checking sp-runtime v2.0.0-rc6
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking sp-version v2.0.0-rc6
[INFO] [stderr]     Checking frame-support 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-timestamp v2.0.0-rc6
[INFO] [stderr]     Checking frame-system v2.0.0-rc6
[INFO] [stderr]     Checking pallet-transaction-payment-rpc-runtime-api v2.0.0-rc6
[INFO] [stderr] error: could not compile `frame-system`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name frame_system --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/frame-system-2.0.0-rc6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="serde"' --cfg 'feature="std"' -C metadata=889978d39e99993a -C extra-filename=-889978d39e99993a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern frame_support=/opt/rustwide/target/debug/deps/libframe_support-a47e401fc55041f2.rmeta --extern impl_trait_for_tuples=/opt/rustwide/target/debug/deps/libimpl_trait_for_tuples-fac7647b1a9831cc.so --extern codec=/opt/rustwide/target/debug/deps/libparity_scale_codec-bc51746cbd727701.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-f34b8395a286d753.rmeta --extern sp_core=/opt/rustwide/target/debug/deps/libsp_core-047e90c88ac1d4c6.rmeta --extern sp_io=/opt/rustwide/target/debug/deps/libsp_io-754d307d50899d2d.rmeta --extern sp_runtime=/opt/rustwide/target/debug/deps/libsp_runtime-decb8980b48b9272.rmeta --extern sp_std=/opt/rustwide/target/debug/deps/libsp_std-bca807e0dc55f2bd.rmeta --extern sp_version=/opt/rustwide/target/debug/deps/libsp_version-ba23315b1b5b2cb9.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "e503c34b5de05327ad7c0ccdfc85cd60f67b95dc56925cdb3c87b24bad95461b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e503c34b5de05327ad7c0ccdfc85cd60f67b95dc56925cdb3c87b24bad95461b", kill_on_drop: false }`
[INFO] [stdout] e503c34b5de05327ad7c0ccdfc85cd60f67b95dc56925cdb3c87b24bad95461b