[INFO] cloning repository https://github.com/webb-tools/relayer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/webb-tools/relayer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwebb-tools%2Frelayer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwebb-tools%2Frelayer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c237a869af92f110db86ac8873b302a99cf0eeda
[INFO] testing webb-tools/relayer against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwebb-tools%2Frelayer" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/webb-tools/relayer on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-4/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/webb-tools/relayer
[INFO] finished tweaking git repo https://github.com/webb-tools/relayer
[INFO] tweaked toml for git repo https://github.com/webb-tools/relayer written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/webb-tools/relayer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded spki v0.4.0
[INFO] [stderr]   Downloaded pkcs8 v0.7.5
[INFO] [stderr]   Downloaded eth-keystore v0.3.0
[INFO] [stderr]   Downloaded serde-aux v2.3.0
[INFO] [stderr]   Downloaded k256 v0.9.6
[INFO] [stderr]   Downloaded ark-std v0.3.0
[INFO] [stderr]   Downloaded coins-core v0.2.2
[INFO] [stderr]   Downloaded ctr v0.7.0
[INFO] [stderr]   Downloaded ark-snark v0.3.0
[INFO] [stderr]   Downloaded ark-ec v0.3.0
[INFO] [stderr]   Downloaded ethers-contract-abigen v0.5.2
[INFO] [stderr]   Downloaded ethers-middleware v0.5.2
[INFO] [stderr]   Downloaded rlp-derive v0.1.0
[INFO] [stderr]   Downloaded ethers-contract-derive v0.5.2
[INFO] [stderr]   Downloaded rfc7239 v0.1.0
[INFO] [stderr]   Downloaded ethers-contract v0.5.2
[INFO] [stderr]   Downloaded warp-real-ip v0.2.0
[INFO] [stderr]   Downloaded ws_stream_wasm v0.7.3
[INFO] [stderr]   Downloaded coins-bip32 v0.3.0
[INFO] [stderr]   Downloaded ethabi v14.1.0
[INFO] [stderr]   Downloaded ecdsa v0.12.4
[INFO] [stderr]   Downloaded base58check v0.1.0
[INFO] [stderr]   Downloaded ethers-signers v0.5.2
[INFO] [stderr]   Downloaded ethers-providers v0.5.3
[INFO] [stderr]   Downloaded pharos v0.5.2
[INFO] [stderr]   Downloaded async_io_stream v0.3.2
[INFO] [stderr]   Downloaded webb v0.2.1
[INFO] [stderr]   Downloaded ethers-core v0.5.3
[INFO] [stderr]   Downloaded elliptic-curve v0.10.6
[INFO] [stderr]   Downloaded ff v0.10.1
[INFO] [stderr]   Downloaded ethers v0.5.2
[INFO] [stderr]   Downloaded ark-ed-on-bn254 v0.3.0
[INFO] [stderr]   Downloaded webb-pedersen-hash v0.1.0
[INFO] [stderr]   Downloaded ark-ff v0.3.0
[INFO] [stderr]   Downloaded ark-r1cs-std v0.3.1
[INFO] [stderr]   Downloaded ark-ff-asm v0.3.0
[INFO] [stderr]   Downloaded crypto-bigint v0.2.6
[INFO] [stderr]   Downloaded coins-bip39 v0.3.0
[INFO] [stderr]   Downloaded ark-relations v0.3.0
[INFO] [stderr]   Downloaded scrypt v0.7.0
[INFO] [stderr]   Downloaded ethereum-types v0.11.0
[INFO] [stderr]   Downloaded ark-serialize-derive v0.3.0
[INFO] [stderr]   Downloaded ark-serialize v0.3.0
[INFO] [stderr]   Downloaded ark-nonnative-field v0.3.0
[INFO] [stderr]   Downloaded ark-crypto-primitives v0.3.0
[INFO] [stderr]   Downloaded ark-ff-macros v0.3.0
[INFO] [stderr]   Downloaded const-oid v0.6.0
[INFO] [stderr]   Downloaded ark-bn254 v0.3.0
[INFO] [stderr]   Downloaded der v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a30f376d70ddde8385ba3872ff79cac15554ed1688762bc0ea394b0f8747f74
[INFO] running `Command { std: "docker" "start" "-a" "4a30f376d70ddde8385ba3872ff79cac15554ed1688762bc0ea394b0f8747f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a30f376d70ddde8385ba3872ff79cac15554ed1688762bc0ea394b0f8747f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a30f376d70ddde8385ba3872ff79cac15554ed1688762bc0ea394b0f8747f74", kill_on_drop: false }`
[INFO] [stdout] 4a30f376d70ddde8385ba3872ff79cac15554ed1688762bc0ea394b0f8747f74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aeb5e55d9c2f8ec1d4685de4ca9794316013aa54a3e3ccabbbfbfb0abc52274c
[INFO] running `Command { std: "docker" "start" "-a" "aeb5e55d9c2f8ec1d4685de4ca9794316013aa54a3e3ccabbbfbfb0abc52274c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling typenum v1.14.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling untrusted v0.7.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling const-oid v0.6.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling keccak v0.1.0
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]    Compiling byte-slice-cast v1.0.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling openssl v0.10.36
[INFO] [stderr]    Compiling anyhow v1.0.43
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling camino v1.0.5
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling base64ct v1.0.1
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bech32 v0.7.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling bs58 v0.4.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling paw-raw v1.0.0
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling tracing-core v0.1.19
[INFO] [stderr]    Compiling tokio v1.11.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.2
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling sharded-slab v0.1.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling tinyvec v1.3.1
[INFO] [stderr]    Compiling der v0.4.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tracing-log v0.1.2
[INFO] [stderr]    Compiling uint v0.9.1
[INFO] [stderr]    Compiling directories-next v2.0.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling spki v0.4.0
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling ff v0.10.1
[INFO] [stderr]    Compiling password-hash v0.2.3
[INFO] [stderr]    Compiling rfc7239 v0.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling twoway v0.1.8
[INFO] [stderr]    Compiling buf_redux v0.8.4
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling pkcs8 v0.7.5
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]    Compiling group v0.10.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling openssl-src v111.16.0+1.1.1l
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.11.1
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling signature v1.3.1
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling ripemd160 v0.9.1
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]    Compiling salsa20 v0.8.1
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling ctr v0.7.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling base58check v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.3.3
[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 --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.25/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 --cfg 'feature="default"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=fd0c3ba7c22fa1f4 -C extra-filename=-fd0c3ba7c22fa1f4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "aeb5e55d9c2f8ec1d4685de4ca9794316013aa54a3e3ccabbbfbfb0abc52274c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aeb5e55d9c2f8ec1d4685de4ca9794316013aa54a3e3ccabbbfbfb0abc52274c", kill_on_drop: false }`
[INFO] [stdout] aeb5e55d9c2f8ec1d4685de4ca9794316013aa54a3e3ccabbbfbfb0abc52274c