[INFO] fetching crate pallet-dapps-staking 1.3.0...
[INFO] checking pallet-dapps-staking-1.3.0 against try#f6e2f78768c57172b99c3e85892f867894dc7e30 for pr-75502
[INFO] extracting crate pallet-dapps-staking 1.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate pallet-dapps-staking 1.3.0 on toolchain f6e2f78768c57172b99c3e85892f867894dc7e30
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pallet-dapps-staking 1.3.0
[INFO] finished tweaking crates.io crate pallet-dapps-staking 1.3.0
[INFO] tweaked toml for crates.io crate pallet-dapps-staking 1.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wabt v0.10.0
[INFO] [stderr]   Downloaded wabt-sys v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 414fc7c8e371e14137f8c9e34a428e31fa2e9090c98d79d2776c0294abf8bc5b
[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" "414fc7c8e371e14137f8c9e34a428e31fa2e9090c98d79d2776c0294abf8bc5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "414fc7c8e371e14137f8c9e34a428e31fa2e9090c98d79d2776c0294abf8bc5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "414fc7c8e371e14137f8c9e34a428e31fa2e9090c98d79d2776c0294abf8bc5b", kill_on_drop: false }`
[INFO] [stdout] 414fc7c8e371e14137f8c9e34a428e31fa2e9090c98d79d2776c0294abf8bc5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+f6e2f78768c57172b99c3e85892f867894dc7e30" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5d23d59cd8f137309bd84c30e0adad6970747e110714d9485b4c8dd8bded2cb
[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" "e5d23d59cd8f137309bd84c30e0adad6970747e110714d9485b4c8dd8bded2cb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]    Compiling cmake v0.1.44
[INFO] [stderr]     Checking bitflags v1.2.1
[INFO] [stderr]     Checking pwasm-utils v0.14.0
[INFO] [stderr]    Compiling sp-npos-elections-compact v2.0.0-rc6
[INFO] [stderr]     Checking sp-sandbox v0.8.0-rc6
[INFO] [stderr]     Checking pallet-contracts-primitives v2.0.0-rc6
[INFO] [stderr]     Checking pallet-transaction-payment-rpc-runtime-api v2.0.0-rc6
[INFO] [stderr]     Checking pallet-randomness-collective-flip v2.0.0-rc6
[INFO] [stderr]     Checking pallet-balances v2.0.0-rc6
[INFO] [stderr]     Checking pallet-session v2.0.0-rc6
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]    Compiling wabt-sys v0.8.0
[INFO] [stderr]     Checking pallet-contracts v2.0.0-rc6
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking pallet-transaction-payment v2.0.0-rc6
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking sp-npos-elections v2.0.0-rc6
[INFO] [stderr]     Checking pallet-contract-operator v1.3.0
[INFO] [stderr] error: could not compile `pallet-session`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pallet_session --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pallet-session-2.0.0-rc6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="historical"' --cfg 'feature="serde"' --cfg 'feature="sp-trie"' --cfg 'feature="std"' -C metadata=60690efc9dae13c5 -C extra-filename=-60690efc9dae13c5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern frame_support=/opt/rustwide/target/debug/deps/libframe_support-b2464cf6e3b0525f.rmeta --extern frame_system=/opt/rustwide/target/debug/deps/libframe_system-273f9bd300943018.rmeta --extern impl_trait_for_tuples=/opt/rustwide/target/debug/deps/libimpl_trait_for_tuples-c6b31c0dfecdbc62.so --extern pallet_timestamp=/opt/rustwide/target/debug/deps/libpallet_timestamp-84b8f23f5d3850c6.rmeta --extern codec=/opt/rustwide/target/debug/deps/libparity_scale_codec-9cc87310989226cd.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-1c2da7616cc4c349.rmeta --extern sp_core=/opt/rustwide/target/debug/deps/libsp_core-8d0ae23f933295ab.rmeta --extern sp_io=/opt/rustwide/target/debug/deps/libsp_io-8fb15d24f0342e91.rmeta --extern sp_runtime=/opt/rustwide/target/debug/deps/libsp_runtime-dbc6ecd31530206e.rmeta --extern sp_session=/opt/rustwide/target/debug/deps/libsp_session-b11acfa623d311f7.rmeta --extern sp_staking=/opt/rustwide/target/debug/deps/libsp_staking-6794d88c3a92079e.rmeta --extern sp_std=/opt/rustwide/target/debug/deps/libsp_std-bca807e0dc55f2bd.rmeta --extern sp_trie=/opt/rustwide/target/debug/deps/libsp_trie-3c65ca1a88688679.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" "e5d23d59cd8f137309bd84c30e0adad6970747e110714d9485b4c8dd8bded2cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5d23d59cd8f137309bd84c30e0adad6970747e110714d9485b4c8dd8bded2cb", kill_on_drop: false }`
[INFO] [stdout] e5d23d59cd8f137309bd84c30e0adad6970747e110714d9485b4c8dd8bded2cb