[INFO] cloning repository https://github.com/doraemon93/m--octo-succotash
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/doraemon93/m--octo-succotash" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoraemon93%2Fm--octo-succotash", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoraemon93%2Fm--octo-succotash'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c1abf9198e26b06bc07470860a17098a8f30262
[INFO] checking doraemon93/m--octo-succotash against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdoraemon93%2Fm--octo-succotash" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/doraemon93/m--octo-succotash on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-1/source/.cargo/config
[INFO] started tweaking git repo https://github.com/doraemon93/m--octo-succotash
[INFO] finished tweaking git repo https://github.com/doraemon93/m--octo-succotash
[INFO] tweaked toml for git repo https://github.com/doraemon93/m--octo-succotash written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/doraemon93/m--octo-succotash already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/witnet/cbor-codec.git`
[INFO] [stderr]     Updating git repository `https://github.com/witnet/ntp`
[INFO] [stderr]     Updating git repository `https://github.com/witnet/async-jsonrpc-client`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pbkdf2 v0.3.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.0
[INFO] [stderr]   Downloaded jsonrpc-server-utils v15.1.0
[INFO] [stderr]   Downloaded dirs-sys-next v0.1.1
[INFO] [stderr]   Downloaded terminal_size v0.1.13
[INFO] [stderr]   Downloaded jsonrpc-core v14.2.0
[INFO] [stderr]   Downloaded impl-codec v0.4.2
[INFO] [stderr]   Downloaded impl-rlp v0.2.1
[INFO] [stderr]   Downloaded ethbloom v0.8.1
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded tiny-keccak v1.5.0
[INFO] [stderr]   Downloaded bytecount v0.6.0
[INFO] [stderr]   Downloaded sluice v0.4.2
[INFO] [stderr]   Downloaded instant v0.1.8
[INFO] [stderr]   Downloaded bech32 v0.7.2
[INFO] [stderr]   Downloaded jsonrpc-ws-server v15.1.0
[INFO] [stderr]   Downloaded secp256k1-sys v0.1.2
[INFO] [stderr]   Downloaded bindgen v0.54.0
[INFO] [stderr]   Downloaded curl v0.4.34
[INFO] [stderr]   Downloaded vrf v0.2.2
[INFO] [stderr]   Downloaded tiny-bip39 v0.7.3
[INFO] [stderr]   Downloaded protobuf-codegen v2.18.0
[INFO] [stderr]   Downloaded isahc v0.7.6
[INFO] [stderr]   Downloaded websocket v0.21.1
[INFO] [stderr]   Downloaded protobuf v2.18.0
[INFO] [stderr]   Downloaded impl-serde v0.2.3
[INFO] [stderr]   Downloaded futures-locks v0.5.0
[INFO] [stderr]   Downloaded fixed-hash v0.5.2
[INFO] [stderr]   Downloaded uint v0.8.5
[INFO] [stderr]   Downloaded directories-next v1.0.3
[INFO] [stderr]   Downloaded sentry v0.18.1
[INFO] [stderr]   Downloaded structopt v0.3.20
[INFO] [stderr]   Downloaded im v14.3.0
[INFO] [stderr]   Downloaded ethabi v9.0.1
[INFO] [stderr]   Downloaded aes-soft v0.6.2
[INFO] [stderr]   Downloaded bls-signatures-rs v0.1.0
[INFO] [stderr]   Downloaded secp256k1 v0.17.2
[INFO] [stderr]   Downloaded jsonrpc-pubsub v15.1.0
[INFO] [stderr]   Downloaded ethereum-types v0.8.0
[INFO] [stderr]   Downloaded jsonrpc-core v15.1.0
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded primitive-types v0.6.2
[INFO] [stderr]   Downloaded jsonrpc-core v10.1.0
[INFO] [stderr]   Downloaded tokio-timer v0.1.2
[INFO] [stderr]   Downloaded parity-ws v0.10.0
[INFO] [stderr]   Downloaded parity-scale-codec v1.3.5
[INFO] [stderr]   Downloaded impl-serde v0.3.1
[INFO] [stderr]   Downloaded cipher v0.2.1
[INFO] [stderr]   Downloaded tokio-uds v0.1.7
[INFO] [stderr]   Downloaded hmac-sha256 v0.1.6
[INFO] [stderr]   Downloaded sized-chunks v0.5.3
[INFO] [stderr]   Downloaded debugid v0.7.2
[INFO] [stderr]   Downloaded uname v0.1.1
[INFO] [stderr]   Downloaded rustc-hex v2.1.0
[INFO] [stderr]   Downloaded which v4.0.2
[INFO] [stderr]   Downloaded json v0.12.4
[INFO] [stderr]   Downloaded hyper v0.13.8
[INFO] [stderr]   Downloaded web3 v0.10.0
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded surf v1.0.3
[INFO] [stderr]   Downloaded protoc v2.18.0
[INFO] [stderr]   Downloaded webbrowser v0.5.5
[INFO] [stderr]   Downloaded rocksdb v0.13.0
[INFO] [stderr]   Downloaded rlp v0.4.6
[INFO] [stderr]   Downloaded structopt-derive v0.4.13
[INFO] [stderr]   Downloaded exonum-build v0.12.0
[INFO] [stderr]   Downloaded memzero v0.1.0
[INFO] [stderr]   Downloaded libnghttp2-sys v0.1.4+1.41.0
[INFO] [stderr]   Downloaded sentry-types v0.14.1
[INFO] [stderr]   Downloaded librocksdb-sys v6.11.4
[INFO] [stderr]   Downloaded protobuf-convert v0.1.1
[INFO] [stderr]   Downloaded ctrlc v3.1.7
[INFO] [stderr]   Downloaded protoc-rust v2.18.0
[INFO] [stderr]   Downloaded curl-sys v0.4.38+curl-7.73.0
[INFO] [stderr]   Downloaded witnet-bn v0.4.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "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] 3f840ebb8846651201d692f3f4f626a1ac77666f89842927557c3cf4629a4b61
[INFO] running `Command { std: "docker" "start" "-a" "3f840ebb8846651201d692f3f4f626a1ac77666f89842927557c3cf4629a4b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f840ebb8846651201d692f3f4f626a1ac77666f89842927557c3cf4629a4b61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f840ebb8846651201d692f3f4f626a1ac77666f89842927557c3cf4629a4b61", kill_on_drop: false }`
[INFO] [stdout] 3f840ebb8846651201d692f3f4f626a1ac77666f89842927557c3cf4629a4b61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb5832285577c2aa85b9d885509c11fa61f210baaeaedb106dcaf63fae182b5c
[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" "eb5832285577c2aa85b9d885509c11fa61f210baaeaedb106dcaf63fae182b5c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking futures v0.1.30
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking object v0.21.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking memzero v0.1.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]    Compiling protobuf v2.18.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking bech32 v0.7.2
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking hmac-sha256 v0.1.6
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]     Checking pin-project-lite v0.1.11
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking futures-io v0.3.7
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]     Checking futures-sink-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]     Checking futures-io-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling curl v0.4.34
[INFO] [stderr]    Compiling isahc v0.7.6
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]     Checking json v0.12.4
[INFO] [stderr]     Checking match_cfg v0.1.0
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking bencher v0.1.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking webbrowser v0.5.5
[INFO] [stderr]     Checking bytecount v0.6.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking lock_api v0.4.1
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking lock_api v0.2.0
[INFO] [stderr]     Checking rlp v0.4.6
[INFO] [stderr]     Checking instant v0.1.8
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking conv v0.3.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]     Checking futures-channel-preview v0.3.0-alpha.19
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling im v14.3.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr]     Checking log v0.4.11
[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-0.6.20/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=eb2814cccc9c8448 -C extra-filename=-eb2814cccc9c8448 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "eb5832285577c2aa85b9d885509c11fa61f210baaeaedb106dcaf63fae182b5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb5832285577c2aa85b9d885509c11fa61f210baaeaedb106dcaf63fae182b5c", kill_on_drop: false }`
[INFO] [stdout] eb5832285577c2aa85b9d885509c11fa61f210baaeaedb106dcaf63fae182b5c