[INFO] cloning repository https://github.com/mixbytes/substrate-module-multisig
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mixbytes/substrate-module-multisig" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmixbytes%2Fsubstrate-module-multisig", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmixbytes%2Fsubstrate-module-multisig'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 291f11e8b30c41303999bc949234c8f7f7f8e921
[INFO] checking mixbytes/substrate-module-multisig against master#fc81ad22c453776de16acf9938976930cf8c9401 for pr-77325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmixbytes%2Fsubstrate-module-multisig" "/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/mixbytes/substrate-module-multisig on toolchain fc81ad22c453776de16acf9938976930cf8c9401
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mixbytes/substrate-module-multisig
[INFO] finished tweaking git repo https://github.com/mixbytes/substrate-module-multisig
[INFO] tweaked toml for git repo https://github.com/mixbytes/substrate-module-multisig written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/mixbytes/substrate-module-multisig already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "fetch" "--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] 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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4c050c3eee85b2516fcc0c53057b59c03bd9983867f318de47dab88414a4ce3
[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" "d4c050c3eee85b2516fcc0c53057b59c03bd9983867f318de47dab88414a4ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4c050c3eee85b2516fcc0c53057b59c03bd9983867f318de47dab88414a4ce3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4c050c3eee85b2516fcc0c53057b59c03bd9983867f318de47dab88414a4ce3", kill_on_drop: false }`
[INFO] [stdout] d4c050c3eee85b2516fcc0c53057b59c03bd9983867f318de47dab88414a4ce3
[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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+fc81ad22c453776de16acf9938976930cf8c9401" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86fe350f87ccf2f6c97c96febdd6178abe7ab0434da3c914eb31f681af292a13
[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" "86fe350f87ccf2f6c97c96febdd6178abe7ab0434da3c914eb31f681af292a13", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking byteorder v1.2.7
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking untrusted v0.5.1
[INFO] [stderr]     Checking hash-db v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking integer-sqrt v0.1.2
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking owning_ref v0.2.4
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling protobuf v2.2.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking bs58 v0.2.2
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking etrace v1.1.1
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking string v0.1.2
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking subtle v0.5.1
[INFO] [stderr]    Compiling sysinfo v0.6.2
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking crossbeam-utils v0.6.1
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking rand_isaac v0.1.0
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling proc-macro2 v0.3.8
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling eth-secp256k1 v0.5.7 (https://github.com/paritytech/rust-secp256k1#ccc06e74)
[INFO] [stderr]     Checking unsigned-varint v0.1.0
[INFO] [stderr]     Checking trie-root v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking base64 v0.7.0
[INFO] [stderr]     Checking regex-syntax v0.6.3
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]    Compiling memchr v2.1.1
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking asn1_der v0.5.10
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking smallvec v0.6.6
[INFO] [stderr]     Checking tokio-timer v0.2.8
[INFO] [stderr]     Checking app_dirs v1.2.1
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking blake2-rfc v0.2.18
[INFO] [stderr]     Checking crossbeam-epoch v0.6.1
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking fs-swap v0.2.4
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking fdlimit v0.1.1
[INFO] [stderr]     Checking parity-codec v2.1.5
[INFO] [stderr]     Checking hash256-std-hasher v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]     Checking bigint v4.4.1
[INFO] [stderr]     Checking backtrace-sys v0.1.24
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]     Checking memory-db v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking uint v0.5.0
[INFO] [stderr]     Checking slog-async v2.3.0
[INFO] [stderr]     Checking slog-scope v4.0.1
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking crossbeam-deque v0.6.2
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking wasmi v0.4.2
[INFO] [stderr]    Compiling parity-rocksdb-sys v0.5.3
[INFO] [stderr]     Checking parity-snappy-sys v0.1.1
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]     Checking block-cipher-trait v0.5.3
[INFO] [stderr]     Checking stream-cipher v0.1.1
[INFO] [stderr]     Checking crypto-mac v0.6.2
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]     Checking trie-db v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling mashup-impl v0.1.9
[INFO] [stderr]     Checking twox-hash v1.1.1
[INFO] [stderr]     Checking fixed-hash v0.3.0
[INFO] [stderr]     Checking tempfile v3.0.4
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling sr-std v0.1.0 (https://github.com/mixbytes/substrate#f1960129)
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.0
[INFO] [stderr]    Compiling sr-io v0.1.0 (https://github.com/mixbytes/substrate#f1960129)
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking tokio-io v0.1.10
[INFO] [stderr]     Checking http v0.1.14
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking blake2 v0.7.1
[INFO] [stderr]     Checking aes-soft v0.2.0
[INFO] [stderr]     Checking twofish v0.1.0
[INFO] [stderr]     Checking ctr v0.1.1
[INFO] [stderr]     Checking chrono v0.4.6
[INFO] [stderr]     Checking hmac v0.6.3
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking error-chain v0.12.0
[INFO] [stderr]     Checking substrate-serializer v0.1.0 (https://github.com/mixbytes/substrate#f1960129)
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking mio-extras v2.0.5
[INFO] [stderr]     Checking ws v0.7.5 (https://github.com/tomusdrw/ws-rs#f12d19c4)
[INFO] [stderr]     Checking parking_lot v0.4.8
[INFO] [stderr]     Checking parking_lot v0.3.8
[INFO] [stderr]     Checking parking_lot v0.5.5
[INFO] [stderr]     Checking hyper v0.10.15
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]    Compiling skeptic v0.4.0
[INFO] [stderr]     Checking substrate-trie v0.4.0 (https://github.com/mixbytes/substrate#f1960129)
[INFO] [stderr]    Compiling curve25519-dalek v0.20.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking ctrlc v3.1.1
[INFO] [stderr]     Checking aes-ctr v0.1.0
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking rw-stream-sink v0.1.0 (https://github.com/libp2p/rust-libp2p?rev=d961e656a74d1bab5366d371a06f9e10d5f4a6c5#d961e656)
[INFO] [stderr]     Checking mashup v0.1.9
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]     Checking exit-future v0.1.2
[INFO] [stderr]     Checking chashmap v2.2.0
[INFO] [stderr]     Checking aio-limited v0.1.0 (https://github.com/paritytech/aio-limited.git#f01b0150)
[INFO] [stderr]     Checking slog-json v2.2.0
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking h2 v0.1.13
[INFO] [stderr]    Compiling local-encoding v0.2.0
[INFO] [stderr]     Checking unsigned-varint v0.2.1
[INFO] [stderr]     Checking datastore v0.1.0 (https://github.com/libp2p/rust-libp2p?rev=d961e656a74d1bab5366d371a06f9e10d5f4a6c5#d961e656)
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking env_logger v0.4.3
[INFO] [stderr]     Checking multihash v0.8.1-pre (https://github.com/libp2p/rust-libp2p?rev=d961e656a74d1bab5366d371a06f9e10d5f4a6c5#d961e656)
[INFO] [stderr]     Checking multistream-select v0.1.0 (https://github.com/libp2p/rust-libp2p?rev=d961e656a74d1bab5366d371a06f9e10d5f4a6c5#d961e656)
[INFO] [stderr]     Checking globset v0.4.2
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling getset v0.0.6
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking yamux v0.1.0 (https://github.com/paritytech/yamux#8f3d16e7)
[INFO] [stderr]    Compiling ring v0.12.1
[INFO] [stderr]     Checking multiaddr v0.3.0 (https://github.com/libp2p/rust-libp2p?rev=d961e656a74d1bab5366d371a06f9e10d5f4a6c5#d961e656)
[INFO] [stderr]     Checking ed25519-dalek v0.8.1
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking libp2p-core v0.1.0 (https://github.com/libp2p/rust-libp2p?rev=d961e656a74d1bab5366d371a06f9e10d5f4a6c5#d961e656)
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]    Compiling parity-codec-derive v2.1.0
[INFO] [stderr]     Checking tokio-tls v0.2.0
[INFO] [stderr]     Checking tokio-fs v0.1.4
[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-0.15.21/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --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="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' -C metadata=a8474b96fcefa0ed -C extra-filename=-a8474b96fcefa0ed --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6c3755773a229bd7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-6259c6eeddf9ee12.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-a81338cd23b23cba.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" "86fe350f87ccf2f6c97c96febdd6178abe7ab0434da3c914eb31f681af292a13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86fe350f87ccf2f6c97c96febdd6178abe7ab0434da3c914eb31f681af292a13", kill_on_drop: false }`
[INFO] [stdout] 86fe350f87ccf2f6c97c96febdd6178abe7ab0434da3c914eb31f681af292a13