[INFO] fetching crate sc-finality-grandpa-rpc 0.8.0...
[INFO] checking sc-finality-grandpa-rpc-0.8.0 against master#6526e5c772f2da07db745c94ca6bb0a591a39ba4 for pr-80920
[INFO] extracting crate sc-finality-grandpa-rpc 0.8.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sc-finality-grandpa-rpc 0.8.0 on toolchain 6526e5c772f2da07db745c94ca6bb0a591a39ba4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sc-finality-grandpa-rpc 0.8.0
[INFO] finished tweaking crates.io crate sc-finality-grandpa-rpc 0.8.0
[INFO] tweaked toml for crates.io crate sc-finality-grandpa-rpc 0.8.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b95ce11f4531cbd047c55c20fbd74e3d5ec2bcf39e6ccb3ef97128804a54f5d
[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" "6b95ce11f4531cbd047c55c20fbd74e3d5ec2bcf39e6ccb3ef97128804a54f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b95ce11f4531cbd047c55c20fbd74e3d5ec2bcf39e6ccb3ef97128804a54f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b95ce11f4531cbd047c55c20fbd74e3d5ec2bcf39e6ccb3ef97128804a54f5d", kill_on_drop: false }`
[INFO] [stdout] 6b95ce11f4531cbd047c55c20fbd74e3d5ec2bcf39e6ccb3ef97128804a54f5d
[INFO] running `Command { std: "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" "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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+6526e5c772f2da07db745c94ca6bb0a591a39ba4" "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] 2f3cc1ba0b4804c3d26c5940d6bd5e2901b2817643e6ee7d6f2bb487a6b013e6
[INFO] running `Command { std: "docker" "start" "-a" "2f3cc1ba0b4804c3d26c5940d6bd5e2901b2817643e6ee7d6f2bb487a6b013e6", kill_on_drop: false }`
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cpuid-bool v0.2.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]     Checking ip_network v0.3.4
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking uint v0.8.5
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking block-cipher v0.8.0
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling minicbor-derive v0.4.1
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.2
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling slog_derive v0.2.0
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking stream-cipher v0.7.1
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[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking serde v1.0.119
[INFO] [stderr]    Compiling prost v0.6.1
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[INFO] [stderr]     Checking polyval v0.4.5
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[INFO] [stderr]    Compiling semver v0.9.0
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[INFO] [stderr]     Checking ghash v0.3.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.69
[INFO] [stderr]     Checking prometheus v0.10.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking futures-util v0.3.9
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking curve25519-dalek v3.0.2
[INFO] [stderr]     Checking curve25519-dalek v2.1.2
[INFO] [stderr]     Checking merlin v2.0.0
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[INFO] [stderr]     Checking chacha20 v0.5.0
[INFO] [stderr]     Checking asn1_der v0.6.3
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking tiny-bip39 v0.7.3
[INFO] [stderr]     Checking aes-gcm v0.7.0
[INFO] [stderr]    Compiling snow v0.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]     Checking chacha20poly1305 v0.6.0
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[INFO] [stderr]     Checking tracing v0.1.22
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[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking js-sys v0.3.46
[INFO] [stderr]     Checking minicbor v0.5.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking slog v2.7.0
[INFO] [stderr]     Checking slog-scope v4.4.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.15
[INFO] [stderr]     Checking sp-serializer v2.0.1
[INFO] [stderr]     Checking slog-json v2.3.0
[INFO] [stderr]     Checking jsonrpc-core v15.1.0
[INFO] [stderr]     Checking sp-chain-spec v2.0.1
[INFO] [stderr]    Compiling libp2p-core v0.22.1
[INFO] [stderr]    Compiling libp2p-kad v0.23.0
[INFO] [stderr]    Compiling libp2p-noise v0.24.0
[INFO] [stderr]    Compiling libp2p-identify v0.22.0
[INFO] [stderr]    Compiling sc-network v0.8.1
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]     Checking futures-executor v0.3.9
[INFO] [stderr]     Checking unsigned-varint v0.5.1
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking jsonrpc-pubsub v15.1.0
[INFO] [stderr]     Checking futures v0.3.9
[INFO] [stderr]     Checking multihash v0.11.4
[INFO] [stderr]     Checking futures_codec v0.4.1
[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 yamux v0.8.0
[INFO] [stderr]     Checking async-tls v0.8.0
[INFO] [stderr]     Checking soketto v0.4.2
[INFO] [stderr]     Checking sp-utils v2.0.1
[INFO] [stderr]     Checking jsonrpc-client-transports v15.1.0
[INFO] [stderr]     Checking parity-multiaddr v0.9.6
[INFO] [stderr]     Checking unsigned-varint v0.4.0
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.2.2
[INFO] [stderr]    Compiling sp-runtime-interface-proc-macro v2.0.1
[INFO] [stderr]    Compiling sp-api-proc-macro v2.0.1
[INFO] [stderr]    Compiling jsonrpc-derive v15.1.0
[INFO] [stdout] error[E0603]: module `export` is private
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/parity-multiaddr-0.9.6/src/onion_addr.rs:3:12
[INFO] [stdout]     |
[INFO] [stdout] 3   | use serde::export::Formatter;
[INFO] [stdout]     |            ^^^^^^ private module
[INFO] [stdout]     |
[INFO] [stdout] note: the module `export` is defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.119/src/lib.rs:275:5
[INFO] [stdout]     |
[INFO] [stdout] 275 | use self::__private as export;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking jsonrpc-core-client v15.1.0
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0603`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `parity-multiaddr`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2f3cc1ba0b4804c3d26c5940d6bd5e2901b2817643e6ee7d6f2bb487a6b013e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f3cc1ba0b4804c3d26c5940d6bd5e2901b2817643e6ee7d6f2bb487a6b013e6", kill_on_drop: false }`
[INFO] [stdout] 2f3cc1ba0b4804c3d26c5940d6bd5e2901b2817643e6ee7d6f2bb487a6b013e6