[INFO] cloning repository https://github.com/yz89/substrate-kitties
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yz89/substrate-kitties" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyz89%2Fsubstrate-kitties", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyz89%2Fsubstrate-kitties'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a1b35830c380190ba010a18027e7c90bf562564a
[INFO] testing yz89/substrate-kitties against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyz89%2Fsubstrate-kitties" "/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/yz89/substrate-kitties on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/yz89/substrate-kitties
[INFO] finished tweaking git repo https://github.com/yz89/substrate-kitties
[INFO] tweaked toml for git repo https://github.com/yz89/substrate-kitties written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/yz89/substrate-kitties already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/paritytech/substrate-bip39`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tiny-keccak v1.4.2
[INFO] [stderr]   Downloaded slog v2.4.1
[INFO] [stderr]   Downloaded slog-scope v4.1.1
[INFO] [stderr]   Downloaded nix v0.14.0
[INFO] [stderr]   Downloaded structopt v0.2.17
[INFO] [stderr]   Downloaded merlin v1.1.0
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.22
[INFO] [stderr]   Downloaded hash-db v0.12.2
[INFO] [stderr]   Downloaded twox-hash v1.3.0
[INFO] [stderr]   Downloaded sysinfo v0.8.4
[INFO] [stderr]   Downloaded wasm-bindgen-webidl v0.2.45
[INFO] [stderr]   Downloaded parity-multihash v0.1.2
[INFO] [stderr]   Downloaded structopt-derive v0.2.17
[INFO] [stderr]   Downloaded parity-codec v3.5.1
[INFO] [stderr]   Downloaded proc-macro-hack v0.5.7
[INFO] [stderr]   Downloaded weedle v0.9.0
[INFO] [stderr]   Downloaded hmac v0.7.0
[INFO] [stderr]   Downloaded js-sys v0.3.22
[INFO] [stderr]   Downloaded protobuf v2.6.2
[INFO] [stderr]   Downloaded crossbeam v0.6.0
[INFO] [stderr]   Downloaded bstr v0.1.4
[INFO] [stderr]   Downloaded memory-db v0.12.2
[INFO] [stderr]   Downloaded crossbeam-channel v0.3.8
[INFO] [stderr]   Downloaded asn1_der v0.6.1
[INFO] [stderr]   Downloaded trie-db v0.12.2
[INFO] [stderr]   Downloaded web-sys v0.3.22
[INFO] [stderr]   Downloaded hash256-std-hasher v0.12.2
[INFO] [stderr]   Downloaded subtle v2.1.0
[INFO] [stderr]   Downloaded globset v0.4.3
[INFO] [stderr]   Downloaded trie-root v0.12.2
[INFO] [stderr]   Downloaded curve25519-dalek v1.1.4
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8013d13f4785649f99350f1dc78801c1c3cd39b959946ea487194d2f45b5c5f
[INFO] running `Command { std: "docker" "start" "-a" "b8013d13f4785649f99350f1dc78801c1c3cd39b959946ea487194d2f45b5c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8013d13f4785649f99350f1dc78801c1c3cd39b959946ea487194d2f45b5c5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8013d13f4785649f99350f1dc78801c1c3cd39b959946ea487194d2f45b5c5f", kill_on_drop: false }`
[INFO] [stdout] b8013d13f4785649f99350f1dc78801c1c3cd39b959946ea487194d2f45b5c5f
[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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4b4162d8f487c399c43313ea87b4f5c69eaf938a7d1c58548e12fc432a8042d
[INFO] running `Command { std: "docker" "start" "-a" "b4b4162d8f487c399c43313ea87b4f5c69eaf938a7d1c58548e12fc432a8042d", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling futures v0.1.27
[INFO] [stderr]    Compiling hash-db v0.12.2
[INFO] [stderr]    Compiling protobuf v2.6.2
[INFO] [stderr]    Compiling zeroize v0.5.2
[INFO] [stderr]    Compiling openssl v0.10.23
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling take_mut v0.2.2
[INFO] [stderr]    Compiling sysinfo v0.8.4
[INFO] [stderr]    Compiling nix v0.14.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling tokio-trace-core v0.2.0
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.8
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling fs-swap v0.2.4
[INFO] [stderr]    Compiling fdlimit v0.1.1
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling sr-std v1.0.0 (https://github.com/paritytech/substrate.git?rev=783ca1892892454e05e234cda5f7a2e42a54461e#783ca189)
[INFO] [stderr]    Compiling sr-io v1.0.0 (https://github.com/paritytech/substrate.git?rev=783ca1892892454e05e234cda5f7a2e42a54461e#783ca189)
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling hash256-std-hasher v0.12.2
[INFO] [stderr]    Compiling tiny-keccak v1.4.2
[INFO] [stderr]    Compiling bstr v0.1.4
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling unicase v2.4.0
[INFO] [stderr]    Compiling memory-db v0.12.2
[INFO] [stderr]    Compiling trie-root v0.12.2
[INFO] [stderr]    Compiling mio v0.6.19
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling digest v0.8.0
[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 hmac v0.4.2
[INFO] [stderr]    Compiling sha2 v0.6.0
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]    Compiling env_logger v0.6.1
[INFO] [stderr]    Compiling crypto-mac v0.6.2
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling block-modes v0.3.3
[INFO] [stderr]    Compiling ctr v0.3.2
[INFO] [stderr]    Compiling hmac-drbg v0.1.2
[INFO] [stderr]    Compiling hmac v0.7.0
[INFO] [stderr]    Compiling blake2 v0.8.0
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling hmac v0.6.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling libsecp256k1 v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling cuckoofilter v0.3.2
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling globset v0.4.3
[INFO] [stderr]    Compiling tokio-executor v0.1.7
[INFO] [stderr]    Compiling tokio-sync v0.1.6
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling cexpr v0.3.5
[INFO] [stderr]    Compiling slog-async v2.3.0
[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 block-buffer v0.7.3
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling hashbrown v0.1.8
[INFO] [stderr]    Compiling parity-wasm v0.31.3
[INFO] [stderr]    Compiling uint v0.7.1
[INFO] [stderr]    Compiling aes-soft v0.3.3
[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 twofish v0.2.0
[INFO] [stderr]    Compiling pbkdf2 v0.2.3
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling tokio-timer v0.2.11
[INFO] [stderr] error: could not compile `nix`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name nix /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.14.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=7e2b08d46abe40bc -C extra-filename=-7e2b08d46abe40bc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-5244714ba35ef0d7.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-ff427bfb30b70e1e.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-cf9cfeea0511a1a2.rmeta --extern void=/opt/rustwide/target/debug/deps/libvoid-db8f1174cd903021.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" "b4b4162d8f487c399c43313ea87b4f5c69eaf938a7d1c58548e12fc432a8042d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4b4162d8f487c399c43313ea87b4f5c69eaf938a7d1c58548e12fc432a8042d", kill_on_drop: false }`
[INFO] [stdout] b4b4162d8f487c399c43313ea87b4f5c69eaf938a7d1c58548e12fc432a8042d