[INFO] cloning repository https://github.com/iveltondequeiroz/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/iveltondequeiroz/substrate-kitties" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiveltondequeiroz%2Fsubstrate-kitties", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiveltondequeiroz%2Fsubstrate-kitties'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69bfd6eb8e7b15f9a139257a25f3da7516e5ddaf
[INFO] testing iveltondequeiroz/substrate-kitties against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fiveltondequeiroz%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/iveltondequeiroz/substrate-kitties on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iveltondequeiroz/substrate-kitties
[INFO] finished tweaking git repo https://github.com/iveltondequeiroz/substrate-kitties
[INFO] tweaked toml for git repo https://github.com/iveltondequeiroz/substrate-kitties written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/iveltondequeiroz/substrate-kitties already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 6a38a06d8f9c1a9e3ccccbff239d86bd49f2cf3440678e8f52546932acbfd981
[INFO] running `Command { std: "docker" "start" "-a" "6a38a06d8f9c1a9e3ccccbff239d86bd49f2cf3440678e8f52546932acbfd981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6a38a06d8f9c1a9e3ccccbff239d86bd49f2cf3440678e8f52546932acbfd981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a38a06d8f9c1a9e3ccccbff239d86bd49f2cf3440678e8f52546932acbfd981", kill_on_drop: false }`
[INFO] [stdout] 6a38a06d8f9c1a9e3ccccbff239d86bd49f2cf3440678e8f52546932acbfd981
[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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc8f5b49b7d14c77e2a9f472436c6e14ba2483f6af97ffce846945ea1b8d89cf
[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" "bc8f5b49b7d14c77e2a9f472436c6e14ba2483f6af97ffce846945ea1b8d89cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling crunchy v0.2.1
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]    Compiling rustc-hex v2.0.1
[INFO] [stderr]    Compiling hash-db v0.9.0
[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 typenum v1.10.0
[INFO] [stderr]    Compiling environmental v1.0.0
[INFO] [stderr]    Compiling integer-sqrt v0.1.2
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling protobuf v2.2.5
[INFO] [stderr]    Compiling bs58 v0.2.2
[INFO] [stderr]    Compiling once_cell v0.1.7
[INFO] [stderr]    Compiling data-encoding v2.1.2
[INFO] [stderr]    Compiling slog v2.4.1
[INFO] [stderr]    Compiling memchr v2.1.3
[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 byte-tools v0.2.0
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling opaque-debug v0.1.1
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling bindgen v0.43.2
[INFO] [stderr]    Compiling nohash-hasher v0.1.1
[INFO] [stderr]    Compiling etrace v1.1.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling quick-error v0.1.4
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling string v0.1.3
[INFO] [stderr]    Compiling interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling sysinfo v0.7.0
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling subtle v2.0.0
[INFO] [stderr]    Compiling target_info v0.1.0
[INFO] [stderr]    Compiling xdg v2.2.0
[INFO] [stderr]    Compiling rustc-hex v1.0.0
[INFO] [stderr]    Compiling hash-db v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]    Compiling arrayvec v0.4.10
[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 rayon-core v1.4.1
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling proc-macro2 v0.3.5
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling trie-root v0.9.1
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling block-padding v0.1.2
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling unicase v2.2.0
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling asn1_der v0.5.10
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling trie-root v0.9.0 (https://github.com/paritytech/trie#2616db2a)
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_core v0.2.2
[INFO] [stderr]    Compiling smallvec v0.6.8
[INFO] [stderr]    Compiling app_dirs v1.2.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.4.5
[INFO] [stderr]    Compiling time v0.1.42
[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 hex-literal-impl v0.1.1
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling clang-sys v0.26.4
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling hash256-std-hasher v0.9.1
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling tokio-timer v0.2.8
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling tiny-keccak v1.4.2
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling elastic-array v0.10.0
[INFO] [stderr]    Compiling memory-db v0.9.1
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling mio v0.6.16
[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 base64 v0.9.3
[INFO] [stderr]    Compiling dns-parser v0.8.0
[INFO] [stderr]    Compiling bigint v4.4.1
[INFO] [stderr]    Compiling slog-async v2.3.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.13.11
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling nom v4.1.1
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling sr-std v0.1.0 (https://github.com/paritytech/substrate#c9a2bc1e)
[INFO] [stderr]    Compiling sr-io v0.1.0 (https://github.com/paritytech/substrate#c9a2bc1e)
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling sr-sandbox v0.1.0 (https://github.com/paritytech/substrate#c9a2bc1e)
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling mashup-impl v0.1.9
[INFO] [stderr]    Compiling hex-literal v0.1.1
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling kvdb v0.1.0 (https://github.com/paritytech/parity-common?rev=b0317f649ab2c665b7987b8475878fc4d2e1f81d#b0317f64)
[INFO] [stderr]    Compiling fixed-hash v0.3.0
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling http v0.1.15
[INFO] [stderr]    Compiling syn v0.15.26
[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 regex v1.1.0
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.4/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=0bbe2020519ff957 -C extra-filename=-0bbe2020519ff957 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-3cc94c66ff24300e.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" "bc8f5b49b7d14c77e2a9f472436c6e14ba2483f6af97ffce846945ea1b8d89cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc8f5b49b7d14c77e2a9f472436c6e14ba2483f6af97ffce846945ea1b8d89cf", kill_on_drop: false }`
[INFO] [stdout] bc8f5b49b7d14c77e2a9f472436c6e14ba2483f6af97ffce846945ea1b8d89cf