[INFO] cloning repository https://github.com/rchain-community/noahs-aRk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rchain-community/noahs-aRk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchain-community%2Fnoahs-aRk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchain-community%2Fnoahs-aRk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] abdd6f4dc49d9942d3588c98b1fa4fc2d31d5c41
[INFO] documenting rchain-community/noahs-aRk against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frchain-community%2Fnoahs-aRk" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rchain-community/noahs-aRk on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rchain-community/noahs-aRk
[INFO] finished tweaking git repo https://github.com/rchain-community/noahs-aRk
[INFO] tweaked toml for git repo https://github.com/rchain-community/noahs-aRk written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/rchain-community/noahs-aRk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt-derive v0.4.2
[INFO] [stderr]   Downloaded async-tls v0.6.0
[INFO] [stderr]   Downloaded quicksink v0.1.1
[INFO] [stderr]   Downloaded multimap v0.8.0
[INFO] [stderr]   Downloaded jsonrpc-pubsub v14.0.6
[INFO] [stderr]   Downloaded tokio-rustls v0.10.3
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.8.0
[INFO] [stderr]   Downloaded enumflags2 v0.6.2
[INFO] [stderr]   Downloaded libp2p-swarm v0.5.0
[INFO] [stderr]   Downloaded proc-macro-error v0.4.9
[INFO] [stderr]   Downloaded ipnet v2.2.0
[INFO] [stderr]   Downloaded libp2p-uds v0.15.0
[INFO] [stderr]   Downloaded proc-macro-error-attr v0.4.9
[INFO] [stderr]   Downloaded enumflags2_derive v0.6.2
[INFO] [stderr]   Downloaded libp2p-plaintext v0.15.0
[INFO] [stderr]   Downloaded libp2p-secio v0.15.0
[INFO] [stderr]   Downloaded libp2p-noise v0.13.0
[INFO] [stderr]   Downloaded trie-db v0.20.0
[INFO] [stderr]   Downloaded libp2p-kad v0.15.0
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.15.0
[INFO] [stderr]   Downloaded libp2p-ping v0.15.0
[INFO] [stderr]   Downloaded jsonrpc-http-server v14.0.6
[INFO] [stderr]   Downloaded libp2p-core-derive v0.15.0
[INFO] [stderr]   Downloaded libp2p-deflate v0.7.0
[INFO] [stderr]   Downloaded jsonrpc-ws-server v14.0.6
[INFO] [stderr]   Downloaded finality-grandpa v0.11.1
[INFO] [stderr]   Downloaded memory-db v0.19.0
[INFO] [stderr]   Downloaded unsigned-varint v0.3.0
[INFO] [stderr]   Downloaded fdlimit v0.1.2
[INFO] [stderr]   Downloaded libp2p-floodsub v0.15.0
[INFO] [stderr]   Downloaded parity-multiaddr v0.7.2
[INFO] [stderr]   Downloaded tracing-core v0.1.9
[INFO] [stderr]   Downloaded libp2p-websocket v0.15.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.15.0
[INFO] [stderr]   Downloaded libp2p-core v0.15.0
[INFO] [stderr]   Downloaded libp2p v0.15.0
[INFO] [stderr]   Downloaded parity-util-mem v0.5.1
[INFO] [stderr]   Downloaded kvdb-rocksdb v0.5.0
[INFO] [stderr]   Downloaded tracing v0.1.12
[INFO] [stderr]   Downloaded futures-timer v3.0.1
[INFO] [stderr]   Downloaded libp2p-dns v0.15.0
[INFO] [stderr]   Downloaded libp2p-identify v0.15.0
[INFO] [stderr]   Downloaded multistream-select v0.7.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.15.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.15.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.15.0
[INFO] [stderr]   Downloaded structopt v0.3.9
[INFO] [stderr]   Downloaded nohash-hasher v0.1.3
[INFO] [stderr]   Downloaded kvdb-memorydb v0.4.0
[INFO] [stderr]   Downloaded yamux v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0a10ec26522a8628d598ea1b8a92cbbaa5001c909db8e8e7a7c9ef016f20bfa
[INFO] running `Command { std: "docker" "start" "-a" "b0a10ec26522a8628d598ea1b8a92cbbaa5001c909db8e8e7a7c9ef016f20bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0a10ec26522a8628d598ea1b8a92cbbaa5001c909db8e8e7a7c9ef016f20bfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0a10ec26522a8628d598ea1b8a92cbbaa5001c909db8e8e7a7c9ef016f20bfa", kill_on_drop: false }`
[INFO] [stdout] b0a10ec26522a8628d598ea1b8a92cbbaa5001c909db8e8e7a7c9ef016f20bfa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "RUSTDOCFLAGS=--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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be60d4a95886e5c82766528e28c828c0677e93c638d6db4a0f9b98bb28bff530
[INFO] running `Command { std: "docker" "start" "-a" "be60d4a95886e5c82766528e28c828c0677e93c638d6db4a0f9b98bb28bff530", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling memchr v2.3.2
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking smallvec v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking subtle v2.2.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking bitvec v0.15.2
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking sp-std v2.0.0 (https://github.com/paritytech/substrate.git?rev=2e8080e2902fc477bbce36512a8f5bcdc4b49f17#2e8080e2)
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking hex v0.4.1
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]    Compiling anyhow v1.0.26
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.0
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking untrusted v0.7.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking arc-swap v0.4.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]     Checking bs58 v0.3.0
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling bumpalo v3.2.0
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking once_cell v1.3.1
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]     Checking nohash-hasher v0.1.3
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking ipnet v2.2.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking futures-timer v3.0.1
[INFO] [stderr]    Compiling slog v2.5.2
[INFO] [stderr]     Checking parity-bytes v0.1.1
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking once_cell v0.2.4
[INFO] [stderr]     Checking bitmask v0.5.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bindgen v0.49.4
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]     Checking interleaved-ordered v0.1.1
[INFO] [stderr]    Compiling sysinfo v0.9.6
[INFO] [stderr]     Checking futures-core-preview v0.3.0-alpha.19
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]     Checking target_info v0.1.0
[INFO] [stderr]     Checking hashbrown v0.5.0
[INFO] [stderr]    Compiling substrate-wasm-builder-runner v1.0.5 (https://github.com/paritytech/substrate.git?rev=2e8080e2902fc477bbce36512a8f5bcdc4b49f17#2e8080e2)
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]    Compiling sc-consensus-slots v0.8.0 (https://github.com/paritytech/substrate.git?rev=2e8080e2902fc477bbce36512a8f5bcdc4b49f17#2e8080e2)
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking safe-mix v1.0.1
[INFO] [stderr]    Compiling substrate-build-script-utils v2.0.0 (https://github.com/paritytech/substrate.git?rev=2e8080e2902fc477bbce36512a8f5bcdc4b49f17#2e8080e2)
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr] error: could not compile `pkg-config`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pkg_config /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pkg-config-0.3.17/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=35a13bb7edd29996 -C extra-filename=-35a13bb7edd29996 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `parity-wasm`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name parity_wasm --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/parity-wasm-0.41.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=e4728860562dace2 -C extra-filename=-e4728860562dace2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `semver-parser`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name semver_parser /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/semver-parser-0.7.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=8f325bdb687d18fc -C extra-filename=-8f325bdb687d18fc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `bytes`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name bytes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bytes-0.5.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=ae335b36e19ce927 -C extra-filename=-ae335b36e19ce927 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `autocfg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name autocfg /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-0.1.7/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=021cc6925d515912 -C extra-filename=-021cc6925d515912 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `autocfg`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name autocfg /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/autocfg-1.0.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=92e154cd3aee73f5 -C extra-filename=-92e154cd3aee73f5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `rand_core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rand_core /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand_core-0.4.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc"' --cfg 'feature="std"' -C metadata=fe85d5b9200ae8e5 -C extra-filename=-fe85d5b9200ae8e5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[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-0.6.14/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --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=7a4c389e900fe7ba -C extra-filename=-7a4c389e900fe7ba --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[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-0.6.14/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --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=950693d91d06892a -C extra-filename=-950693d91d06892a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "be60d4a95886e5c82766528e28c828c0677e93c638d6db4a0f9b98bb28bff530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be60d4a95886e5c82766528e28c828c0677e93c638d6db4a0f9b98bb28bff530", kill_on_drop: false }`
[INFO] [stdout] be60d4a95886e5c82766528e28c828c0677e93c638d6db4a0f9b98bb28bff530