[INFO] cloning repository https://github.com/lsaether/sr-bonded-token
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lsaether/sr-bonded-token" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flsaether%2Fsr-bonded-token", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flsaether%2Fsr-bonded-token'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8fb6c4ce84bab74a7da8eda2531dd44767bf7bd8
[INFO] testing lsaether/sr-bonded-token against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flsaether%2Fsr-bonded-token" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lsaether/sr-bonded-token on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lsaether/sr-bonded-token
[INFO] finished tweaking git repo https://github.com/lsaether/sr-bonded-token
[INFO] tweaked toml for git repo https://github.com/lsaether/sr-bonded-token written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/lsaether/sr-bonded-token already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/parity-common`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v0.3.5
[INFO] [stderr]   Downloaded shell32-sys v0.1.2
[INFO] [stderr]   Downloaded pwasm-utils v0.6.2
[INFO] [stderr]   Downloaded safe-mix v1.0.0
[INFO] [stderr]   Downloaded interleaved-ordered v0.1.1
[INFO] [stderr]   Downloaded sysinfo v0.8.0
[INFO] [stderr]   Downloaded elastic-array v0.10.0
[INFO] [stderr]   Downloaded nix v0.11.0
[INFO] [stderr]   Downloaded slog-scope v4.1.1
[INFO] [stderr]   Downloaded stdweb-derive v0.5.1
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.6
[INFO] [stderr]   Downloaded base-x v0.2.4
[INFO] [stderr]   Downloaded parity-multihash v0.1.0
[INFO] [stderr]   Downloaded nohash-hasher v0.1.1
[INFO] [stderr]   Downloaded hmac v0.7.0
[INFO] [stderr]   Downloaded parking_lot v0.5.5
[INFO] [stderr]   Downloaded aio-limited v0.1.0
[INFO] [stderr]   Downloaded quick-error v0.1.4
[INFO] [stderr]   Downloaded static_slice v0.0.3
[INFO] [stderr]   Downloaded bigint v4.4.1
[INFO] [stderr]   Downloaded linked_hash_set v0.1.3
[INFO] [stderr]   Downloaded jsonrpc-derive v10.1.0
[INFO] [stderr]   Downloaded jsonrpc-ws-server v10.1.0
[INFO] [stderr]   Downloaded jsonrpc-pubsub v10.1.0
[INFO] [stderr]   Downloaded parity-ws v0.8.0
[INFO] [stderr]   Downloaded asn1_der_derive v0.1.1
[INFO] [stderr]   Downloaded rw-stream-sink v0.1.0
[INFO] [stderr]   Downloaded uint v0.6.1
[INFO] [stderr]   Downloaded static_assertions v0.2.5
[INFO] [stderr]   Downloaded tokio-dns-unofficial v0.4.0
[INFO] [stderr]   Downloaded unsigned-varint v0.2.2
[INFO] [stderr]   Downloaded digest v0.6.2
[INFO] [stderr]   Downloaded block-buffer v0.2.0
[INFO] [stderr]   Downloaded make-cmd v0.1.0
[INFO] [stderr]   Downloaded parity-crypto v0.3.0
[INFO] [stderr]   Downloaded sha2 v0.6.0
[INFO] [stderr]   Downloaded stream-cipher v0.3.0
[INFO] [stderr]   Downloaded primitive-types v0.2.1
[INFO] [stderr]   Downloaded sha3 v0.8.1
[INFO] [stderr]   Downloaded heapsize v0.4.2
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.1
[INFO] [stderr]   Downloaded fdlimit v0.1.1
[INFO] [stderr]   Downloaded paste v0.1.4
[INFO] [stderr]   Downloaded hash-db v0.11.0
[INFO] [stderr]   Downloaded paste-impl v0.1.4
[INFO] [stderr]   Downloaded asn1_der v0.6.1
[INFO] [stderr]   Downloaded ctrlc v3.1.1
[INFO] [stderr]   Downloaded trie-root v0.11.0
[INFO] [stderr]   Downloaded vergen v3.0.4
[INFO] [stderr]   Downloaded ctr v0.3.0
[INFO] [stderr]   Downloaded target_info v0.1.0
[INFO] [stderr]   Downloaded parity-multiaddr v0.2.0
[INFO] [stderr]   Downloaded tokio-tls v0.2.1
[INFO] [stderr]   Downloaded tk-listen v0.2.1
[INFO] [stderr]   Downloaded protobuf v2.3.0
[INFO] [stderr]   Downloaded blake2 v0.8.0
[INFO] [stderr]   Downloaded slog v2.4.1
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.3
[INFO] [stderr]   Downloaded stdweb v0.4.14
[INFO] [stderr]   Downloaded generic-array v0.8.3
[INFO] [stderr]   Downloaded hmac v0.4.2
[INFO] [stderr]   Downloaded app_dirs v1.2.1
[INFO] [stderr]   Downloaded libsecp256k1 v0.2.2
[INFO] [stderr]   Downloaded slog-async v2.3.0
[INFO] [stderr]   Downloaded integer-sqrt v0.1.2
[INFO] [stderr]   Downloaded environmental v1.0.0
[INFO] [stderr]   Downloaded crypto-mac v0.4.0
[INFO] [stderr]   Downloaded hmac-drbg v0.1.2
[INFO] [stderr]   Downloaded hex-literal v0.1.2
[INFO] [stderr]   Downloaded tiny-keccak v1.4.2
[INFO] [stderr]   Downloaded bindgen v0.43.2
[INFO] [stderr]   Downloaded secp256k1 v0.12.2
[INFO] [stderr]   Downloaded cc v1.0.26
[INFO] [stderr]   Downloaded crunchy v0.1.6
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.1
[INFO] [stderr]   Downloaded fixed-hash v0.3.0
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]   Downloaded impl-serde v0.1.1
[INFO] [stderr]   Downloaded impl-codec v0.2.0
[INFO] [stderr]   Downloaded rustc-hex v2.0.1
[INFO] [stderr]   Downloaded crunchy v0.2.1
[INFO] [stderr]   Downloaded merlin v1.0.3
[INFO] [stderr]   Downloaded tokio-sync v0.1.2
[INFO] [stderr]   Downloaded exit-future v0.1.3
[INFO] [stderr]   Downloaded which v1.0.5
[INFO] [stderr]   Downloaded parity-wasm v0.31.3
[INFO] [stderr]   Downloaded wasmi v0.4.3
[INFO] [stderr]   Downloaded hash256-std-hasher v0.11.0
[INFO] [stderr]   Downloaded parity-codec-derive v3.0.0
[INFO] [stderr]   Downloaded yamux v0.1.7
[INFO] [stderr]   Downloaded libp2p-plaintext v0.4.0
[INFO] [stderr]   Downloaded libp2p-core-derive v0.4.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.4.0
[INFO] [stderr]   Downloaded libp2p-ping v0.4.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.4.0
[INFO] [stderr]   Downloaded libp2p v0.4.1
[INFO] [stderr]   Downloaded libp2p-floodsub v0.4.0
[INFO] [stderr]   Downloaded memory-db v0.11.0
[INFO] [stderr]   Downloaded libp2p-identify v0.4.0
[INFO] [stderr]   Downloaded parity-codec v3.0.0
[INFO] [stderr]   Downloaded hex-literal-impl v0.1.1
[INFO] [stderr]   Downloaded libp2p-mplex v0.4.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.4.0
[INFO] [stderr]   Downloaded libp2p-noise v0.2.0
[INFO] [stderr]   Downloaded libp2p-ratelimit v0.4.0
[INFO] [stderr]   Downloaded websocket v0.22.2
[INFO] [stderr]   Downloaded libp2p-uds v0.4.0
[INFO] [stderr]   Downloaded libp2p-dns v0.4.0
[INFO] [stderr]   Downloaded libp2p-secio v0.4.0
[INFO] [stderr]   Downloaded globset v0.4.2
[INFO] [stderr]   Downloaded libp2p-core v0.4.0
[INFO] [stderr]   Downloaded trie-db v0.11.0
[INFO] [stderr]   Downloaded libp2p-kad v0.4.0
[INFO] [stderr]   Downloaded multistream-select v0.3.0
[INFO] [stderr]   Downloaded libp2p-websocket v0.4.0
[INFO] [stderr]   Downloaded schnorrkel v0.0.0
[INFO] [stderr]   Downloaded snow v0.5.1
[INFO] [stderr]   Downloaded librocksdb-sys v5.14.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", 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] f2b08c4288936345591fc632c07524acbb0fb677f20522e85beedba08f338998
[INFO] running `Command { std: "docker" "start" "-a" "f2b08c4288936345591fc632c07524acbb0fb677f20522e85beedba08f338998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2b08c4288936345591fc632c07524acbb0fb677f20522e85beedba08f338998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2b08c4288936345591fc632c07524acbb0fb677f20522e85beedba08f338998", kill_on_drop: false }`
[INFO] [stdout] f2b08c4288936345591fc632c07524acbb0fb677f20522e85beedba08f338998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e765f4a86c97aa15c63f1b25a23ed42b7d1eecfff6a8ad5c19c97881ab8cd899
[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" "e765f4a86c97aa15c63f1b25a23ed42b7d1eecfff6a8ad5c19c97881ab8cd899", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling either v1.5.1
[INFO] [stderr]    Compiling serde v1.0.88
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling subtle v2.0.0
[INFO] [stderr]    Compiling crunchy v0.2.1
[INFO] [stderr]    Compiling rustc-hex v2.0.1
[INFO] [stderr]    Compiling hash-db v0.11.0
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling static_assertions v0.2.5
[INFO] [stderr]    Compiling memory_units v0.3.0
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling environmental v1.0.0
[INFO] [stderr]    Compiling integer-sqrt v0.1.2
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling protobuf v2.3.0
[INFO] [stderr]    Compiling bs58 v0.2.2
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling once_cell v0.1.8
[INFO] [stderr]    Compiling parity-bytes v0.1.0 (https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d#b0317f64)
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling bindgen v0.43.2
[INFO] [stderr]    Compiling nohash-hasher v0.1.1
[INFO] [stderr]    Compiling quick-error v0.1.4
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling static_slice v0.0.3
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.1
[INFO] [stderr]    Compiling interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling sysinfo v0.8.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling target_info v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling tokio-sync v0.1.2
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling trie-root v0.11.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling app_dirs v1.2.1
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling linked_hash_set v0.1.3
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling rand_os v0.1.2
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling which v1.0.5
[INFO] [stderr]    Compiling fs-swap v0.2.4
[INFO] [stderr]    Compiling fdlimit v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling sr-std v0.1.0 (https://github.com/paritytech/substrate.git?rev=1ca4cc0a16a357782bb1028bb57376594ca232a0#1ca4cc0a)
[INFO] [stderr]    Compiling sr-io v0.1.0 (https://github.com/paritytech/substrate.git?rev=1ca4cc0a16a357782bb1028bb57376594ca232a0#1ca4cc0a)
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling snow v0.5.1
[INFO] [stderr]    Compiling sr-sandbox v0.1.0 (https://github.com/paritytech/substrate.git?rev=1ca4cc0a16a357782bb1028bb57376594ca232a0#1ca4cc0a)
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling generic-array v0.8.3
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling hex-literal-impl v0.1.1
[INFO] [stderr]    Compiling nom v4.2.0
[INFO] [stderr]    Compiling tiny-keccak v1.4.2
[INFO] [stderr]    Compiling hash256-std-hasher v0.11.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling stream-cipher v0.3.0
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling digest v0.6.2
[INFO] [stderr]    Compiling crypto-mac v0.4.0
[INFO] [stderr]    Compiling block-buffer v0.2.0
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling elastic-array v0.10.0
[INFO] [stderr]    Compiling memory-db v0.11.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling block-buffer v0.7.0
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling parity-wasm v0.31.3
[INFO] [stderr]    Compiling uint v0.6.1
[INFO] [stderr]    Compiling fixed-hash v0.3.0
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling bigint v4.4.1
[INFO] [stderr]    Compiling dns-parser v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling hex-literal v0.1.2
[INFO] [stderr]    Compiling blake2 v0.8.0
[INFO] [stderr]    Compiling hmac v0.7.0
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling twofish v0.2.0
[INFO] [stderr]    Compiling ctr v0.3.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling hmac v0.4.2
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling cexpr v0.3.4
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling cuckoofilter v0.3.2
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling sha3 v0.8.1
[INFO] [stderr]    Compiling kvdb v0.1.0 (https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d#b0317f64)
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling hyper v0.10.15
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling http v0.1.16
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling aes-ctr v0.3.0
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling globset v0.4.2
[INFO] [stderr]    Compiling hmac-drbg v0.1.2
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling wasmi v0.4.3
[INFO] [stderr]    Compiling pwasm-utils v0.6.2
[INFO] [stderr]    Compiling parity-ws v0.8.0
[INFO] [stderr]    Compiling ctrlc v3.1.1
[INFO] [stderr]    Compiling parity-codec v3.0.0
[INFO] [stderr]    Compiling impl-serde v0.1.1
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.38
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-0.15.26/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=5cdeef9adef7085d -C extra-filename=-5cdeef9adef7085d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f6885fcdc84a201b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-61f2cd107672aa48.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-4e178870196d207c.rmeta --cap-lints allow --cap-lints=warn` (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" "e765f4a86c97aa15c63f1b25a23ed42b7d1eecfff6a8ad5c19c97881ab8cd899", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e765f4a86c97aa15c63f1b25a23ed42b7d1eecfff6a8ad5c19c97881ab8cd899", kill_on_drop: false }`
[INFO] [stdout] e765f4a86c97aa15c63f1b25a23ed42b7d1eecfff6a8ad5c19c97881ab8cd899