[INFO] fetching crate sc-offchain 2.0.0-rc2...
[INFO] checking sc-offchain-2.0.0-rc2 against master#7f940ef5d91b53e889f111f27e00849f2f5ae4a2 for pr-72493
[INFO] extracting crate sc-offchain 2.0.0-rc2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate sc-offchain 2.0.0-rc2 on toolchain 7f940ef5d91b53e889f111f27e00849f2f5ae4a2
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sc-offchain 2.0.0-rc2
[INFO] finished tweaking crates.io crate sc-offchain 2.0.0-rc2
[INFO] tweaked toml for crates.io crate sc-offchain 2.0.0-rc2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "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] a1c16cdfb769f8fdeb39b495e98e648f48b794fa03317f3bed00b675c8f1e673
[INFO] running `"docker" "start" "-a" "a1c16cdfb769f8fdeb39b495e98e648f48b794fa03317f3bed00b675c8f1e673"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.8
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.63
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]    Compiling bumpalo v3.3.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.63
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking data-encoding v2.2.1
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]     Checking send_wrapper v0.4.0
[INFO] [stderr]     Checking pin-project-lite v0.1.5
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling prometheus v0.8.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking scoped-tls-hkt v0.1.2
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking ip_network v0.3.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling hex-literal-impl v0.2.1
[INFO] [stderr]    Compiling ring v0.16.13
[INFO] [stderr]     Checking chacha20-poly1305-aead v0.1.2
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking futures-timer v1.0.3
[INFO] [stderr]     Checking async-macros v1.0.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking linked_hash_set v0.1.3
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking uint v0.8.3
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking hex-literal v0.2.1
[INFO] [stderr]     Checking kv-log-macro v1.0.6
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.63
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling libp2p-core-derive v0.19.1
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling slog_derive v0.2.0
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking zeroize v1.1.0
[INFO] [stderr]     Checking erased-serde v0.3.11
[INFO] [stderr]     Checking sp-serializer v2.0.0-rc2
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0-rc2
[INFO] [stderr]     Checking parity-scale-codec v1.3.0
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking async-task v1.3.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.63
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking sp-panic-handler v2.0.0-rc2
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr]     Checking merlin v2.0.0
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking tokio v0.2.21
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking async-std v0.99.12
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking x25519-dalek v0.6.0
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.63
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking trie-db v0.20.1
[INFO] [stderr]     Checking lru v0.4.5
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking substrate-bip39 v0.4.1
[INFO] [stderr]     Checking impl-codec v0.4.2
[INFO] [stderr]     Checking sp-externalities v0.8.0-rc2
[INFO] [stderr]     Checking sp-wasm-interface v2.0.0-rc2
[INFO] [stderr]     Checking sp-arithmetic v2.0.0-rc2
[INFO] [stderr]     Checking fork-tree v2.0.0-rc2
[INFO] [stderr]     Checking primitive-types v0.7.2
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking js-sys v0.3.40
[INFO] [stderr]     Checking parity-util-mem v0.6.1
[INFO] [stderr]     Checking sp-runtime-interface v2.0.0-rc2
[INFO] [stderr]     Checking memory-db v0.20.1
[INFO] [stderr]     Checking kvdb v0.6.0
[INFO] [stderr]     Checking tokio-rustls v0.13.1
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]     Checking sp-database v2.0.0-rc2
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.5
[INFO] [stderr]     Checking piper v0.1.2
[INFO] [stderr]     Checking futures v0.3.5
[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 soketto v0.3.2
[INFO] [stderr]     Checking async-tls v0.7.0
[INFO] [stderr]     Checking yamux v0.4.5
[INFO] [stderr]     Checking sp-utils v2.0.0-rc2
[INFO] [stderr]     Checking smol v0.1.10
[INFO] [stderr]     Checking unsigned-varint v0.3.3
[INFO] [stderr]     Checking multihash v0.11.2
[INFO] [stderr]     Checking multistream-select v0.8.1
[INFO] [stderr]     Checking async-std v1.6.0
[INFO] [stderr]     Checking parity-multiaddr v0.9.0
[INFO] [stderr]    Compiling libp2p-core v0.19.1
[INFO] [stderr]    Compiling libp2p-noise v0.19.0
[INFO] [stderr]    Compiling libp2p-kad v0.19.0
[INFO] [stderr]    Compiling libp2p-identify v0.19.1
[INFO] [stderr]    Compiling sc-network v0.8.0-rc2
[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-rc2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -Cembed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=7cd0b85f9157977a -C extra-filename=-7cd0b85f9157977a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern blake2_rfc=/opt/rustwide/target/debug/deps/libblake2_rfc-5d8232b2143b42e5.rlib --extern proc_macro_crate=/opt/rustwide/target/debug/deps/libproc_macro_crate-de19def59d238bf2.rlib --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-5a20bb0a0e904af4.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-1bd55ef699953fd3.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-a6ebe4dfaaaaae91.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" "a1c16cdfb769f8fdeb39b495e98e648f48b794fa03317f3bed00b675c8f1e673"`
[INFO] running `"docker" "rm" "-f" "a1c16cdfb769f8fdeb39b495e98e648f48b794fa03317f3bed00b675c8f1e673"`
[INFO] [stdout] a1c16cdfb769f8fdeb39b495e98e648f48b794fa03317f3bed00b675c8f1e673