[INFO] fetching crate substrate-frame-rpc-support 2.0.0...
[INFO] checking substrate-frame-rpc-support-2.0.0 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate substrate-frame-rpc-support 2.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate substrate-frame-rpc-support 2.0.0 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate substrate-frame-rpc-support 2.0.0
[INFO] finished tweaking crates.io crate substrate-frame-rpc-support 2.0.0
[INFO] tweaked toml for crates.io crate substrate-frame-rpc-support 2.0.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b945ab7f93ef513fcaa52b49e9739607f88752dcdef97c130a3b11f257f467ee
[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" "b945ab7f93ef513fcaa52b49e9739607f88752dcdef97c130a3b11f257f467ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b945ab7f93ef513fcaa52b49e9739607f88752dcdef97c130a3b11f257f467ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b945ab7f93ef513fcaa52b49e9739607f88752dcdef97c130a3b11f257f467ee", kill_on_drop: false }`
[INFO] [stdout] b945ab7f93ef513fcaa52b49e9739607f88752dcdef97c130a3b11f257f467ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c54cb42f7ed82132fb7bf1832ea9e40aa25897bdd95f3d7b0fcf89bfd24d5fdc
[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" "c54cb42f7ed82132fb7bf1832ea9e40aa25897bdd95f3d7b0fcf89bfd24d5fdc", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking atomic v0.4.6
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking futures-channel v0.3.8
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.2
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking tokio v0.2.24
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]     Checking tiny-keccak v2.0.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking trie-db v0.22.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling hyper v0.12.35
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.2
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.0
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking sha3 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.2
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking tracing v0.1.22
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling const-random-macro v0.1.13
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]     Checking futures-task v0.3.8
[INFO] [stderr]     Checking async-io v1.3.1
[INFO] [stderr]     Checking async-executor v1.4.0
[INFO] [stderr]     Checking blocking v1.0.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking zeroize v1.2.0
[INFO] [stderr]     Checking multihash v0.11.4
[INFO] [stderr]     Checking parking_lot v0.9.0
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking futures-util v0.3.8
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking curve25519-dalek v2.1.0
[INFO] [stderr]     Checking merlin v2.0.0
[INFO] [stderr]     Checking secrecy v0.6.0
[INFO] [stderr]     Checking const-random v0.1.13
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking async-global-executor v1.4.3
[INFO] [stderr]     Checking async-process v1.0.1
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking parity-multiaddr v0.9.6
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.0
[INFO] [stderr]    Compiling frame-support-procedural-tools v2.0.0
[INFO] [stderr]    Compiling jsonrpc-derive v15.1.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking ahash v0.2.19
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking async-std v1.8.0
[INFO] [stderr]     Checking parity-scale-codec v1.3.5
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]     Checking jsonrpc-core v15.1.0
[INFO] [stderr]     Checking sp-chain-spec v2.0.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking prometheus v0.10.0
[INFO] [stderr]     Checking schnorrkel v0.9.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]    Compiling frame-support-procedural v2.0.0
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking jsonrpc-pubsub v15.1.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking substrate-bip39 v0.4.2
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]     Checking futures-executor v0.3.8
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking futures v0.3.8
[INFO] [stderr]     Checking multistream-select v0.8.5
[INFO] [stderr]     Checking rw-stream-sink v0.2.1
[INFO] [stderr]     Checking wasm-timer v0.2.5
[INFO] [stderr]     Checking sp-utils v2.0.0
[INFO] [stderr] error: could not compile `libsecp256k1`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name secp256k1 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libsecp256k1-0.3.5/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="default"' --cfg 'feature="hmac"' --cfg 'feature="hmac-drbg"' --cfg 'feature="sha2"' --cfg 'feature="std"' --cfg 'feature="typenum"' -C metadata=57cab20f2d0c9ecd -C extra-filename=-57cab20f2d0c9ecd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern arrayref=/opt/rustwide/target/debug/deps/libarrayref-569a0efc251ae0a7.rmeta --extern crunchy=/opt/rustwide/target/debug/deps/libcrunchy-4361ff58e1bafe6b.rmeta --extern digest=/opt/rustwide/target/debug/deps/libdigest-ac00de12abe71a9d.rmeta --extern hmac_drbg=/opt/rustwide/target/debug/deps/libhmac_drbg-43512897de1efa60.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-b39eec2b4fe4aad9.rmeta --extern sha2=/opt/rustwide/target/debug/deps/libsha2-add406c4c98985ae.rmeta --extern subtle=/opt/rustwide/target/debug/deps/libsubtle-1854d43e3c8f1e44.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-49681cb3a11b6934.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" "c54cb42f7ed82132fb7bf1832ea9e40aa25897bdd95f3d7b0fcf89bfd24d5fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c54cb42f7ed82132fb7bf1832ea9e40aa25897bdd95f3d7b0fcf89bfd24d5fdc", kill_on_drop: false }`
[INFO] [stdout] c54cb42f7ed82132fb7bf1832ea9e40aa25897bdd95f3d7b0fcf89bfd24d5fdc