[INFO] cloning repository https://github.com/bifrost-finance/bifrost-xt
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bifrost-finance/bifrost-xt" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbifrost-finance%2Fbifrost-xt", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbifrost-finance%2Fbifrost-xt'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a76ace8c398280d7ea240ebe763afee9c49221f4
[INFO] documenting bifrost-finance/bifrost-xt 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%2Fbifrost-finance%2Fbifrost-xt" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bifrost-finance/bifrost-xt 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/bifrost-finance/bifrost-xt
[INFO] finished tweaking git repo https://github.com/bifrost-finance/bifrost-xt
[INFO] tweaked toml for git repo https://github.com/bifrost-finance/bifrost-xt written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/bifrost-finance/bifrost-xt already has a lockfile, it will not be regenerated
[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]     Updating git repository `https://github.com/bifrost-finance/rust-eos`
[INFO] [stderr]     Updating git repository `https://github.com/bifrost-codes/libsecp256k1.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-timer v0.2.4
[INFO] [stderr]   Downloaded prometheus v0.8.0
[INFO] [stderr]   Downloaded unsigned-varint v0.4.0
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[INFO] [stderr]   Downloaded libp2p-swarm v0.20.1
[INFO] [stderr]   Downloaded lru v0.4.3
[INFO] [stderr]   Downloaded jsonrpc-pubsub v14.2.0
[INFO] [stderr]   Downloaded frame-metadata v11.0.0-rc5
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[INFO] [stderr]   Downloaded sp-utils v2.0.0-rc5
[INFO] [stderr]   Downloaded soketto v0.3.2
[INFO] [stderr]   Downloaded jsonrpc-core v14.2.0
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[INFO] [stderr]   Downloaded frame-support-procedural-tools-derive v2.0.0-rc5
[INFO] [stderr]   Downloaded primitive-types v0.7.0
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[INFO] [stderr]   Downloaded sp-panic-handler v2.0.0-rc5
[INFO] [stderr]   Downloaded sp-consensus v0.8.0-rc5
[INFO] [stderr]   Downloaded jsonrpc-derive v14.2.1
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[INFO] [stderr]   Downloaded asn1_der v0.6.3
[INFO] [stderr]   Downloaded jsonrpc-core-client v14.2.0
[INFO] [stderr]   Downloaded sp-blockchain v2.0.0-rc5
[INFO] [stderr]   Downloaded parity-multiaddr v0.9.1
[INFO] [stderr]   Downloaded libp2p-core v0.20.1
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[INFO] [stderr]   Downloaded frame-support-procedural v2.0.0-rc5
[INFO] [stderr]   Downloaded sp-keyring v2.0.0-rc5
[INFO] [stderr]   Downloaded sp-chain-spec v2.0.0-rc5
[INFO] [stderr]   Downloaded sc-rpc-api v0.8.0-rc5
[INFO] [stderr]   Downloaded sp-core v2.0.0-rc5
[INFO] [stderr]   Downloaded kvdb v0.7.0
[INFO] [stderr]   Downloaded sp-database v2.0.0-rc5
[INFO] [stderr]   Downloaded sp-tracing v2.0.0-rc5
[INFO] [stderr]   Downloaded sp-application-crypto v2.0.0-rc5
[INFO] [stderr]   Downloaded sp-transaction-pool v2.0.0-rc5
[INFO] [stderr]   Downloaded strum v0.16.0
[INFO] [stderr]   Downloaded pallet-indices v2.0.0-rc5
[INFO] [stderr]   Downloaded libp2p v0.22.0
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[INFO] [stderr]   Downloaded fixed-hash v0.6.0
[INFO] [stderr]   Downloaded sp-externalities v0.8.0-rc5
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v2.0.0-rc5
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[INFO] [stderr]   Downloaded strum_macros v0.16.0
[INFO] [stderr]   Downloaded sp-runtime v2.0.0-rc5
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[INFO] [stderr]   Downloaded sp-wasm-interface v2.0.0-rc5
[INFO] [stderr]   Downloaded substrate-subxt-proc-macro v0.11.0
[INFO] [stderr]   Downloaded sp-std v2.0.0-rc5
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[INFO] [stderr]   Downloaded jsonrpc-client-transports v14.2.0
[INFO] [stderr]   Downloaded sp-rpc v2.0.0-rc5
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[INFO] [stderr]   Downloaded sp-storage v2.0.0-rc5
[INFO] [stderr]   Downloaded asn1_der_derive v0.1.2
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[INFO] [stderr]   Downloaded unsigned-varint v0.3.3
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[INFO] [stderr]   Downloaded kv-log-macro v1.0.4
[INFO] [stderr]   Downloaded sp-io v2.0.0-rc5
[INFO] [stderr]   Downloaded substrate-subxt v0.11.0
[INFO] [stderr]   Downloaded sp-debug-derive v2.0.0-rc5
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4716c317d069104bffcd7cc124f54a63f28648a3ca812ee2f4432cefc3922c9
[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" "b4716c317d069104bffcd7cc124f54a63f28648a3ca812ee2f4432cefc3922c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4716c317d069104bffcd7cc124f54a63f28648a3ca812ee2f4432cefc3922c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4716c317d069104bffcd7cc124f54a63f28648a3ca812ee2f4432cefc3922c9", kill_on_drop: false }`
[INFO] [stdout] b4716c317d069104bffcd7cc124f54a63f28648a3ca812ee2f4432cefc3922c9
[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" "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] 23009ccecae34abcb46a9c7ab414aa3b58662e73013b29f639f94068b36d158d
[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" "23009ccecae34abcb46a9c7ab414aa3b58662e73013b29f639f94068b36d158d", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]     Checking sp-std v2.0.0-rc5
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.60
[INFO] [stderr]    Compiling wasm-bindgen v0.2.60
[INFO] [stderr]    Compiling protobuf v2.14.0
[INFO] [stderr]     Checking bitcoin_hashes v0.7.6
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling hashbrown v0.7.1
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling backtrace-sys v0.1.36
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling anyhow v1.0.31
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]    Compiling const-random-macro v0.1.8
[INFO] [stderr]    Compiling syn v1.0.38
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]     Checking num-bigint v0.2.6
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]     Checking multihash v0.11.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking const-random v0.1.8
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking ahash v0.3.2
[INFO] [stderr]     Checking ahash v0.2.18
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking sp-panic-handler v2.0.0-rc5
[INFO] [stderr]     Checking hashbrown v0.6.3
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking fixed-hash v0.6.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking libsecp256k1 v0.3.5 (https://github.com/bifrost-codes/libsecp256k1.git#0ed98d8d)
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]     Checking lru v0.4.3
[INFO] [stderr]     Checking trie-db v0.22.1
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.60
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.60
[INFO] [stderr]     Checking eos-keys v0.1.0 (https://github.com/bifrost-finance/rust-eos?branch=master#590fd748)
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc5
[INFO] [stderr]    Compiling ref-cast-impl v1.0.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.7
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling paste-impl v0.1.10
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.0-rc5
[INFO] [stderr]    Compiling libp2p-core-derive v0.20.2
[INFO] [stderr] error: could not compile `impl-trait-for-tuples`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name impl_trait_for_tuples --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/impl-trait-for-tuples-0.1.3/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=686bbd090531151b -C extra-filename=-686bbd090531151b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-30556eb7897537d3.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-13b49762a8dd6d6e.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-d870c4e74e21d4f9.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" "23009ccecae34abcb46a9c7ab414aa3b58662e73013b29f639f94068b36d158d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23009ccecae34abcb46a9c7ab414aa3b58662e73013b29f639f94068b36d158d", kill_on_drop: false }`
[INFO] [stdout] 23009ccecae34abcb46a9c7ab414aa3b58662e73013b29f639f94068b36d158d