[INFO] cloning repository https://github.com/aetheras-io/substrate-harvester
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aetheras-io/substrate-harvester" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faetheras-io%2Fsubstrate-harvester", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faetheras-io%2Fsubstrate-harvester'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6f352939e22768ff190e61074a996af14b62c2b
[INFO] documenting aetheras-io/substrate-harvester against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faetheras-io%2Fsubstrate-harvester" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aetheras-io/substrate-harvester on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aetheras-io/substrate-harvester
[INFO] finished tweaking git repo https://github.com/aetheras-io/substrate-harvester
[INFO] tweaked toml for git repo https://github.com/aetheras-io/substrate-harvester written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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 kvdb v0.7.0
[INFO] [stderr]   Downloaded blake2s_simd v0.5.10
[INFO] [stderr]   Downloaded parity-util-mem v0.7.0
[INFO] [stderr]   Downloaded rental-impl v0.5.5
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.2
[INFO] [stderr]   Downloaded zeroize_derive v1.0.0
[INFO] [stderr]   Downloaded trie-root v0.16.0
[INFO] [stderr]   Downloaded slog v2.5.2
[INFO] [stderr]   Downloaded libp2p-tcp v0.21.0
[INFO] [stderr]   Downloaded prost v0.6.1
[INFO] [stderr]   Downloaded bitmask v0.5.0
[INFO] [stderr]   Downloaded ahash v0.3.8
[INFO] [stderr]   Downloaded impl-serde v0.3.1
[INFO] [stderr]   Downloaded parity-util-mem-derive v0.1.0
[INFO] [stderr]   Downloaded secrecy v0.6.0
[INFO] [stderr]   Downloaded base58 v0.1.0
[INFO] [stderr]   Downloaded ed25519 v1.0.1
[INFO] [stderr]   Downloaded zeroize v1.1.0
[INFO] [stderr]   Downloaded prost-build v0.6.1
[INFO] [stderr]   Downloaded block-padding v0.2.1
[INFO] [stderr]   Downloaded strum v0.16.0
[INFO] [stderr]   Downloaded parity-scale-codec-derive v1.2.1
[INFO] [stderr]   Downloaded dyn-clone v1.0.2
[INFO] [stderr]   Downloaded multistream-select v0.8.2
[INFO] [stderr]   Downloaded nalgebra v0.18.1
[INFO] [stderr]   Downloaded asn1_der_derive v0.1.2
[INFO] [stderr]   Downloaded curve25519-dalek v3.0.0
[INFO] [stderr]   Downloaded rawpointer v0.2.1
[INFO] [stderr]   Downloaded async-trait v0.1.40
[INFO] [stderr]   Downloaded which v3.1.1
[INFO] [stderr]   Downloaded statrs v0.10.0
[INFO] [stderr]   Downloaded libp2p-websocket v0.22.0
[INFO] [stderr]   Downloaded slog-scope v4.3.0
[INFO] [stderr]   Downloaded hmac-drbg v0.2.0
[INFO] [stderr]   Downloaded get_if_addrs-sys v0.1.1
[INFO] [stderr]   Downloaded take_mut v0.2.2
[INFO] [stderr]   Downloaded alga v0.9.3
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded slog-json v2.3.0
[INFO] [stderr]   Downloaded num-complex v0.2.4
[INFO] [stderr]   Downloaded webpki-roots v0.18.0
[INFO] [stderr]   Downloaded parity-wasm v0.41.0
[INFO] [stderr]   Downloaded unsigned-varint v0.5.0
[INFO] [stderr]   Downloaded ahash v0.2.18
[INFO] [stderr]   Downloaded async-tls v0.8.0
[INFO] [stderr]   Downloaded derive_more v0.99.9
[INFO] [stderr]   Downloaded tracing-attributes v0.1.11
[INFO] [stderr]   Downloaded hashbrown v0.6.3
[INFO] [stderr]   Downloaded flate2 v1.0.17
[INFO] [stderr]   Downloaded merlin v2.0.0
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.21.0
[INFO] [stderr]   Downloaded paste v0.1.18
[INFO] [stderr]   Downloaded uint v0.8.5
[INFO] [stderr]   Downloaded wasmi v0.6.2
[INFO] [stderr]   Downloaded strum_macros v0.16.0
[INFO] [stderr]   Downloaded parity-send-wrapper v0.1.0
[INFO] [stderr]   Downloaded libz-sys v1.1.1
[INFO] [stderr]   Downloaded paste-impl v0.1.18
[INFO] [stderr]   Downloaded wasm-timer v0.2.5
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.1
[INFO] [stderr]   Downloaded matrixmultiply v0.2.3
[INFO] [stderr]   Downloaded sha-1 v0.9.1
[INFO] [stderr]   Downloaded prometheus v0.9.0
[INFO] [stderr]   Downloaded libm v0.2.1
[INFO] [stderr]   Downloaded signature v1.2.2
[INFO] [stderr]   Downloaded hash-db v0.15.2
[INFO] [stderr]   Downloaded parity-scale-codec v1.3.4
[INFO] [stderr]   Downloaded wasmi-validation v0.3.0
[INFO] [stderr]   Downloaded linregress v0.1.7
[INFO] [stderr]   Downloaded hex-literal v0.3.1
[INFO] [stderr]   Downloaded libp2p-core-derive v0.20.2
[INFO] [stderr]   Downloaded libp2p-dns v0.21.0
[INFO] [stderr]   Downloaded c_linked_list v1.1.1
[INFO] [stderr]   Downloaded asn1_der v0.6.3
[INFO] [stderr]   Downloaded prost-types v0.6.1
[INFO] [stderr]   Downloaded soketto v0.4.2
[INFO] [stderr]   Downloaded unsigned-varint v0.4.0
[INFO] [stderr]   Downloaded libp2p v0.24.0
[INFO] [stderr]   Downloaded integer-sqrt v0.1.3
[INFO] [stderr]   Downloaded dyn-clonable v0.9.0
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.0
[INFO] [stderr]   Downloaded primitive-types v0.7.2
[INFO] [stderr]   Downloaded schnorrkel v0.9.1
[INFO] [stderr]   Downloaded parity-multiaddr v0.9.2
[INFO] [stderr]   Downloaded memory_units v0.3.0
[INFO] [stderr]   Downloaded tiny-keccak v2.0.2
[INFO] [stderr]   Downloaded quicksink v0.1.2
[INFO] [stderr]   Downloaded dyn-clonable-impl v0.9.0
[INFO] [stderr]   Downloaded num-rational v0.2.4
[INFO] [stderr]   Downloaded hash256-std-hasher v0.15.2
[INFO] [stderr]   Downloaded libsecp256k1 v0.3.5
[INFO] [stderr]   Downloaded environmental v1.1.1
[INFO] [stderr]   Downloaded rental v0.5.5
[INFO] [stderr]   Downloaded tiny-bip39 v0.7.3
[INFO] [stderr]   Downloaded ref-cast v1.0.2
[INFO] [stderr]   Downloaded keccak v0.1.0
[INFO] [stderr]   Downloaded substrate-bip39 v0.4.2
[INFO] [stderr]   Downloaded crunchy v0.2.2
[INFO] [stderr]   Downloaded twox-hash v1.5.0
[INFO] [stderr]   Downloaded impl-trait-for-tuples v0.1.3
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded lru v0.4.3
[INFO] [stderr]   Downloaded atomic v0.4.6
[INFO] [stderr]   Downloaded libp2p-swarm v0.21.0
[INFO] [stderr]   Downloaded get_if_addrs v0.5.3
[INFO] [stderr]   Downloaded multimap v0.8.2
[INFO] [stderr]   Downloaded prost-derive v0.6.1
[INFO] [stderr]   Downloaded libp2p-core v0.21.0
[INFO] [stderr]   Downloaded bs58 v0.3.1
[INFO] [stderr]   Downloaded sha3 v0.9.1
[INFO] [stderr]   Downloaded memory-db v0.24.1
[INFO] [stderr]   Downloaded fixed-hash v0.6.1
[INFO] [stderr]   Downloaded curve25519-dalek v2.1.0
[INFO] [stderr]   Downloaded trie-db v0.22.1
[INFO] [stderr]   Downloaded multihash v0.11.4
[INFO] [stderr]   Downloaded impl-codec v0.4.2
[INFO] [stderr]   Downloaded rustc-hex v2.1.0
[INFO] [stderr]   Downloaded rw-stream-sink v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a01eece9cc016b13e1a3d8d1b0ccbae48c996a35c0d9364cf2438f13bc5bfb3
[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" "2a01eece9cc016b13e1a3d8d1b0ccbae48c996a35c0d9364cf2438f13bc5bfb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a01eece9cc016b13e1a3d8d1b0ccbae48c996a35c0d9364cf2438f13bc5bfb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a01eece9cc016b13e1a3d8d1b0ccbae48c996a35c0d9364cf2438f13bc5bfb3", kill_on_drop: false }`
[INFO] [stdout] 2a01eece9cc016b13e1a3d8d1b0ccbae48c996a35c0d9364cf2438f13bc5bfb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31a46806fc0a6d968059afa45f51f2b0cb6ab6073d18603a2fbeb440dcf020b0
[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" "31a46806fc0a6d968059afa45f51f2b0cb6ab6073d18603a2fbeb440dcf020b0", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]    Compiling parity-util-mem v0.7.0
[INFO] [stderr]     Checking sp-std v2.0.0-rc6 (https://github.com/paritytech/substrate?rev=28c6c401ed83fe33f4a31d0bcd1ccba14a13217a#28c6c401)
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]    Compiling ahash v0.3.8
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]     Checking unsigned-varint v0.5.0
[INFO] [stderr]     Checking unsigned-varint v0.4.0
[INFO] [stderr]     Checking bs58 v0.3.1
[INFO] [stderr]    Compiling prometheus v0.9.0
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]    Compiling hex-literal v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]     Checking futures-channel v0.3.5
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking async-channel v1.4.1
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]     Checking polling v0.1.8
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking sp-panic-handler v2.0.0-rc6 (https://github.com/paritytech/substrate?rev=28c6c401ed83fe33f4a31d0bcd1ccba14a13217a#28c6c401)
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking statrs v0.10.0
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.67
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling ref-cast-impl v1.0.2
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc6 (https://github.com/paritytech/substrate?rev=28c6c401ed83fe33f4a31d0bcd1ccba14a13217a#28c6c401)
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[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-rc6 (https://github.com/paritytech/substrate?rev=28c6c401ed83fe33f4a31d0bcd1ccba14a13217a#28c6c401)
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]    Compiling async-trait v0.1.40
[INFO] [stderr] error: could not compile `tracing-attributes`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tracing_attributes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tracing-attributes-0.1.11/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 -C metadata=da6605578d080e39 -C extra-filename=-da6605578d080e39 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-71c5aa24984e0547.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-86659819dd43cd20.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-2e16966c3bded4e9.rlib --extern proc_macro --cap-lints allow` (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" "31a46806fc0a6d968059afa45f51f2b0cb6ab6073d18603a2fbeb440dcf020b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a46806fc0a6d968059afa45f51f2b0cb6ab6073d18603a2fbeb440dcf020b0", kill_on_drop: false }`
[INFO] [stdout] 31a46806fc0a6d968059afa45f51f2b0cb6ab6073d18603a2fbeb440dcf020b0