[INFO] fetching crate substrate-frame-rpc-system 2.0.0-alpha.3...
[INFO] checking substrate-frame-rpc-system-2.0.0-alpha.3 against try#98d5ea1855f1028095b37c493ba31093c8519d68 for pr-69548
[INFO] extracting crate substrate-frame-rpc-system 2.0.0-alpha.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate substrate-frame-rpc-system 2.0.0-alpha.3 on toolchain 98d5ea1855f1028095b37c493ba31093c8519d68
[INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate substrate-frame-rpc-system 2.0.0-alpha.3
[INFO] finished tweaking crates.io crate substrate-frame-rpc-system 2.0.0-alpha.3
[INFO] tweaked toml for crates.io crate substrate-frame-rpc-system 2.0.0-alpha.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+98d5ea1855f1028095b37c493ba31093c8519d68" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded frame-system-rpc-runtime-api v2.0.0-alpha.3
[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" "+98d5ea1855f1028095b37c493ba31093c8519d68" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] dee14753c984c4e90141bdcff570093306155b9697647ea53a216cb01d23b364
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "dee14753c984c4e90141bdcff570093306155b9697647ea53a216cb01d23b364"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking parity-bytes v0.1.1
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.59
[INFO] [stderr]     Checking flate2 v1.0.13
[INFO] [stderr]    Compiling libp2p-core-derive v0.16.0
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]     Checking quicksink v0.1.1
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr]     Checking merlin v1.3.0
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking tiny-bip39 v0.7.1
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking async-std v1.5.0
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking schnorrkel v0.8.5
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking x25519-dalek v0.6.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.59
[INFO] [stderr]     Checking trie-db v0.20.0
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking snow v0.6.2
[INFO] [stderr]     Checking substrate-bip39 v0.3.1
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking tracing v0.1.13
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.59
[INFO] [stderr]     Checking futures-executor v0.3.4
[INFO] [stderr]    Compiling libp2p-core v0.16.0
[INFO] [stderr]    Compiling libp2p-secio v0.16.1
[INFO] [stderr]    Compiling libp2p-floodsub v0.16.0
[INFO] [stderr]    Compiling libp2p-plaintext v0.16.0
[INFO] [stderr]    Compiling libp2p-identify v0.16.0
[INFO] [stderr]    Compiling libp2p-noise v0.16.2
[INFO] [stderr]    Compiling libp2p-kad v0.16.2
[INFO] [stderr]    Compiling libp2p-gossipsub v0.16.0
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking wasm-bindgen v0.2.59
[INFO] [stderr]     Checking impl-serde v0.3.0
[INFO] [stderr]     Checking impl-serde v0.2.3
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking erased-serde v0.3.10
[INFO] [stderr]     Checking futures_codec v0.3.4
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking wasm-timer v0.2.4
[INFO] [stderr]     Checking async-tls v0.6.0
[INFO] [stderr]     Checking soketto v0.3.2
[INFO] [stderr]     Checking yamux v0.4.4
[INFO] [stderr]     Checking libp2p-pnet v0.16.0
[INFO] [stderr]     Checking js-sys v0.3.36
[INFO] [stderr]     Checking sp-storage v2.0.0-alpha.3
[INFO] [stderr]     Checking unsigned-varint v0.3.1
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]     Checking sp-serializer v2.0.0-alpha.3
[INFO] [stderr]     Checking futures-diagnose v1.0.1
[INFO] [stderr]     Checking jsonrpc-core v14.0.5
[INFO] [stderr]     Checking parity-multihash v0.2.3
[INFO] [stderr]     Checking multistream-select v0.7.0
[INFO] [stderr]     Checking sp-externalities v0.8.0-alpha.3
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking jsonrpc-pubsub v14.0.6
[INFO] [stderr]     Checking parity-multiaddr v0.7.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]     Checking jsonrpc-client-transports v14.0.5
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.0
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.0-alpha.3
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0-alpha.3
[INFO] [stderr]    Compiling jsonrpc-derive v14.0.5
[INFO] [stderr]     Checking wasm-bindgen-futures v0.4.9
[INFO] [stderr]     Checking jsonrpc-core-client v14.0.5
[INFO] [stderr]     Checking parity-scale-codec v1.2.0
[INFO] [stderr] error: could not compile `sp-api-proc-macro`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name sp_api_proc_macro --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sp-api-proc-macro-2.0.0-alpha.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=8487c0ee160aa307 -C extra-filename=-8487c0ee160aa307 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern blake2_rfc=/opt/rustwide/target/debug/deps/libblake2_rfc-22296b3de753d437.rlib --extern proc_macro_crate=/opt/rustwide/target/debug/deps/libproc_macro_crate-412dcdc378217f23.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d7a1ce6dc13c6ead.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-701811677a6dfb7c.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-fabc3dde2b79c5f9.rlib --extern proc_macro --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 `"docker" "inspect" "dee14753c984c4e90141bdcff570093306155b9697647ea53a216cb01d23b364"`
[INFO] running `"docker" "rm" "-f" "dee14753c984c4e90141bdcff570093306155b9697647ea53a216cb01d23b364"`
[INFO] [stdout] dee14753c984c4e90141bdcff570093306155b9697647ea53a216cb01d23b364