[INFO] cloning repository https://github.com/chrisabruce/libp2p-ios
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chrisabruce/libp2p-ios" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrisabruce%2Flibp2p-ios", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrisabruce%2Flibp2p-ios'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 233604726cf31a3426f78a835f42c1ca2d095a1d
[INFO] testing chrisabruce/libp2p-ios against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrisabruce%2Flibp2p-ios" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chrisabruce/libp2p-ios on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chrisabruce/libp2p-ios
[INFO] finished tweaking git repo https://github.com/chrisabruce/libp2p-ios
[INFO] tweaked toml for git repo https://github.com/chrisabruce/libp2p-ios written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/chrisabruce/libp2p-ios already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/libp2p/rust-libp2p`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bigint v4.4.1
[INFO] [stderr]   Downloaded bs58 v0.2.2
[INFO] [stderr]   Downloaded aio-limited v0.1.0
[INFO] [stderr]   Downloaded tokio-tls v0.2.0
[INFO] [stderr]   Downloaded stdweb-derive v0.5.1
[INFO] [stderr]   Downloaded tk-listen v0.2.1
[INFO] [stderr]   Downloaded tiny-keccak v1.4.2
[INFO] [stderr]   Downloaded yamux v0.1.3
[INFO] [stderr]   Downloaded websocket v0.21.1
[INFO] [stderr]   Downloaded ctr v0.1.1
[INFO] [stderr]   Downloaded quick-error v0.1.4
[INFO] [stderr]   Downloaded aes-ctr v0.1.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.40
[INFO] [stderr]   Downloaded parking_lot v0.7.0
[INFO] [stderr]   Downloaded stdweb-internal-macros v0.2.4
[INFO] [stderr]   Downloaded twofish v0.1.0
[INFO] [stderr]   Downloaded protobuf v2.2.0
[INFO] [stderr]   Downloaded nohash-hasher v0.1.1
[INFO] [stderr]   Downloaded block-cipher-trait v0.5.3
[INFO] [stderr]   Downloaded aesni v0.4.1
[INFO] [stderr]   Downloaded openssl v0.10.16
[INFO] [stderr]   Downloaded ed25519-dalek v0.8.1
[INFO] [stderr]   Downloaded tokio-dns-unofficial v0.4.0
[INFO] [stderr]   Downloaded curve25519-dalek v0.20.0
[INFO] [stderr]   Downloaded stream-cipher v0.1.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.0
[INFO] [stderr]   Downloaded blake2 v0.8.0
[INFO] [stderr]   Downloaded aes-soft v0.2.0
[INFO] [stderr]   Downloaded stdweb v0.4.12
[INFO] [stderr]   Downloaded etrace v1.1.1
[INFO] [stderr]   Downloaded unsigned-varint v0.2.1
[INFO] [stderr]   Downloaded tokio-stdin-stdout v0.1.5
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.3
[INFO] [stderr]   Downloaded opaque-debug v0.1.1
[INFO] [stderr]   Downloaded asn1_der v0.5.10
[INFO] [stderr]   Downloaded stdweb-internal-runtime v0.1.3
[INFO] [stderr]   Downloaded secp256k1 v0.11.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfbfc53d83279d227a6a0e818f2981e7c47bc40795012d1734fb9f9b560da1f3
[INFO] running `Command { std: "docker" "start" "-a" "dfbfc53d83279d227a6a0e818f2981e7c47bc40795012d1734fb9f9b560da1f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfbfc53d83279d227a6a0e818f2981e7c47bc40795012d1734fb9f9b560da1f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfbfc53d83279d227a6a0e818f2981e7c47bc40795012d1734fb9f9b560da1f3", kill_on_drop: false }`
[INFO] [stdout] dfbfc53d83279d227a6a0e818f2981e7c47bc40795012d1734fb9f9b560da1f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9c230ccaf8044684714a71c8655a95ba9b3aca987d5e7400617287968401d7fa
[INFO] running `Command { std: "docker" "start" "-a" "9c230ccaf8044684714a71c8655a95ba9b3aca987d5e7400617287968401d7fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling futures v0.1.25
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling slab v0.4.1
[INFO] [stderr]    Compiling arrayvec v0.4.9
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]    Compiling cc v1.0.26
[INFO] [stderr]    Compiling byte-tools v0.3.0
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.1
[INFO] [stderr]    Compiling quick-error v1.2.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling protobuf v2.2.0
[INFO] [stderr]    Compiling data-encoding v2.1.1
[INFO] [stderr]    Compiling bs58 v0.2.2
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling opaque-debug v0.1.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling scoped-tls v0.1.2
[INFO] [stderr]    Compiling constant_time_eq v0.1.3
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling etrace v1.1.1
[INFO] [stderr]    Compiling nohash-hasher v0.1.1
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling quick-error v0.1.4
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling termcolor v1.0.4
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling crossbeam-utils v0.6.3
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling block-padding v0.1.2
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[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 unicode-bidi v0.3.4
[INFO] [stderr]    Compiling owning_ref v0.4.0
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling dns-parser v0.8.0
[INFO] [stderr]    Compiling humantime v1.2.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.6.4
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling asn1_der v0.5.10
[INFO] [stderr]    Compiling smallvec v0.6.7
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling time v0.1.41
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling tokio-executor v0.1.5
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling tiny-keccak v1.4.2
[INFO] [stderr]    Compiling bigint v4.4.1
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling cuckoofilter v0.3.2
[INFO] [stderr]    Compiling tokio-timer v0.2.8
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling secp256k1 v0.11.5
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling rw-stream-sink v0.1.0 (https://github.com/libp2p/rust-libp2p#60dca37b)
[INFO] [stderr]    Compiling tokio-stdin-stdout 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=f9a435f47086595f -C extra-filename=-f9a435f47086595f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-dd49457a1bccdb32.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" "9c230ccaf8044684714a71c8655a95ba9b3aca987d5e7400617287968401d7fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c230ccaf8044684714a71c8655a95ba9b3aca987d5e7400617287968401d7fa", kill_on_drop: false }`
[INFO] [stdout] 9c230ccaf8044684714a71c8655a95ba9b3aca987d5e7400617287968401d7fa