[INFO] cloning repository https://github.com/bddap/crync
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bddap/crync" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbddap%2Fcrync", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbddap%2Fcrync'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c175b44626f01e6941e15be2bec007116f4fc534
[INFO] documenting bddap/crync 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%2Fbddap%2Fcrync" "/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/bddap/crync 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/bddap/crync
[INFO] finished tweaking git repo https://github.com/bddap/crync
[INFO] tweaked toml for git repo https://github.com/bddap/crync written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/bddap/crync 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]     Updating git repository `https://github.com/maidsafe/crust.git`
[INFO] [stderr]     Updating git repository `https://github.com/maidsafe/lru_time_cache`
[INFO] [stderr]     Updating git repository `https://github.com/maidsafe/socket-collection`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crypto-mac v0.6.2
[INFO] [stderr]   Downloaded hmac v0.6.3
[INFO] [stderr]   Downloaded cc v1.0.31
[INFO] [stderr]   Downloaded chrono v0.3.0
[INFO] [stderr]   Downloaded openssl v0.10.19
[INFO] [stderr]   Downloaded tokio-retry v0.1.1
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.12
[INFO] [stderr]   Downloaded openssl-sys v0.9.42
[INFO] [stderr]   Downloaded http_req v0.2.1
[INFO] [stderr]   Downloaded tokio-current-thread v0.1.5
[INFO] [stderr]   Downloaded tokio v0.1.17
[INFO] [stderr]   Downloaded rust_sodium v0.10.2
[INFO] [stderr]   Downloaded scrypt v0.1.2
[INFO] [stderr]   Downloaded tar v0.4.21
[INFO] [stderr]   Downloaded xmltree v0.7.0
[INFO] [stderr]   Downloaded igd v0.7.1
[INFO] [stderr]   Downloaded flate2 v0.2.20
[INFO] [stderr]   Downloaded log4rs v0.7.0
[INFO] [stderr]   Downloaded pbkdf2 v0.2.3
[INFO] [stderr]   Downloaded unwrap v1.2.1
[INFO] [stderr]   Downloaded maidsafe_utilities v0.16.0
[INFO] [stderr]   Downloaded safe_crypto v0.5.0
[INFO] [stderr]   Downloaded config_file_handler v0.11.0
[INFO] [stderr]   Downloaded maidsafe_utilities v0.17.0
[INFO] [stderr]   Downloaded ws v0.7.3
[INFO] [stderr]   Downloaded rust_sodium-sys v0.10.3
[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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb0b83dce482ae481a16ba36949b71ef8ae921e5fcfa60f8bac0347d560697f7
[INFO] running `Command { std: "docker" "start" "-a" "eb0b83dce482ae481a16ba36949b71ef8ae921e5fcfa60f8bac0347d560697f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb0b83dce482ae481a16ba36949b71ef8ae921e5fcfa60f8bac0347d560697f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb0b83dce482ae481a16ba36949b71ef8ae921e5fcfa60f8bac0347d560697f7", kill_on_drop: false }`
[INFO] [stdout] eb0b83dce482ae481a16ba36949b71ef8ae921e5fcfa60f8bac0347d560697f7
[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" "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] 676a3f93b98022ef92be1c5b161336bf71fc45057b7f42c42bd4b24556d4a0b9
[INFO] running `Command { std: "docker" "start" "-a" "676a3f93b98022ef92be1c5b161336bf71fc45057b7f42c42bd4b24556d4a0b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.50
[INFO] [stderr]     Checking cfg-if v0.1.7
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]    Compiling autocfg v0.1.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling serde v1.0.89
[INFO] [stderr]    Compiling build_const v0.2.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling adler32 v1.0.3
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]     Checking unwrap v1.2.1
[INFO] [stderr]    Compiling podio v0.1.6
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking crossbeam v0.2.12
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]    Compiling crunchy v0.1.6
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling unicode-segmentation v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking c_linked_list v1.1.1
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking lru_time_cache v0.9.0 (https://github.com/maidsafe/lru_time_cache?rev=accc955#accc955b)
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking tokio-sync v0.1.4
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling unicase v2.3.0
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking xml-rs v0.7.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling miniz_oxide v0.2.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking tokio-timer v0.1.2
[INFO] [stderr]     Checking textwrap v0.10.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.3
[INFO] [stderr]    Compiling block-buffer 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 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.5.6/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 -C metadata=bbe83b3599c74907 -C extra-filename=-bbe83b3599c74907 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-313744dc40984a37.rmeta --cap-lints allow` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "676a3f93b98022ef92be1c5b161336bf71fc45057b7f42c42bd4b24556d4a0b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "676a3f93b98022ef92be1c5b161336bf71fc45057b7f42c42bd4b24556d4a0b9", kill_on_drop: false }`
[INFO] [stdout] 676a3f93b98022ef92be1c5b161336bf71fc45057b7f42c42bd4b24556d4a0b9