[INFO] cloning repository https://github.com/Paxa/waithook
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Paxa/waithook" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaxa%2Fwaithook", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaxa%2Fwaithook'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bee141f380fefcefcbd19ce5c46c7a9bae2e707d
[INFO] documenting Paxa/waithook against 1.54.0 for beta-1.55-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPaxa%2Fwaithook" "/workspace/builds/worker-86/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-86/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Paxa/waithook on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Paxa/waithook
[INFO] finished tweaking git repo https://github.com/Paxa/waithook
[INFO] tweaked toml for git repo https://github.com/Paxa/waithook written to /workspace/builds/worker-86/source/Cargo.toml
[INFO] crate git repo https://github.com/Paxa/waithook already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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/paxa/rust-websocket.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uname v0.1.1
[INFO] [stderr]   Downloaded sentry-types v0.11.0
[INFO] [stderr]   Downloaded getrandom v0.1.10
[INFO] [stderr]   Downloaded debugid v0.4.0
[INFO] [stderr]   Downloaded sentry v0.15.5
[INFO] [stderr]   Downloaded fallible-iterator v0.1.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af2f64216bf514e480289ff1e2ac83892497d368d547f73574f27a9d8441adc1
[INFO] running `Command { std: "docker" "start" "-a" "af2f64216bf514e480289ff1e2ac83892497d368d547f73574f27a9d8441adc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af2f64216bf514e480289ff1e2ac83892497d368d547f73574f27a9d8441adc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af2f64216bf514e480289ff1e2ac83892497d368d547f73574f27a9d8441adc1", kill_on_drop: false }`
[INFO] [stdout] af2f64216bf514e480289ff1e2ac83892497d368d547f73574f27a9d8441adc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-86/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd80fd5c53b7368def7dca037635d1e24b2eb1d5b38d226596d8eb56fcf29e58
[INFO] running `Command { std: "docker" "start" "-a" "fd80fd5c53b7368def7dca037635d1e24b2eb1d5b38d226596d8eb56fcf29e58", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.11
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking arrayref v0.3.5
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking indexmap v1.1.0
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking siphasher v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking safemem v0.3.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking md5 v0.3.8
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking fallible-iterator v0.1.6
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking base64 v0.5.2
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking owning_ref v0.4.0
[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-0.6.11/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=dbfa0c20bb56b705 -C extra-filename=-dbfa0c20bb56b705 --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: build failed
[INFO] running `Command { std: "docker" "inspect" "fd80fd5c53b7368def7dca037635d1e24b2eb1d5b38d226596d8eb56fcf29e58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd80fd5c53b7368def7dca037635d1e24b2eb1d5b38d226596d8eb56fcf29e58", kill_on_drop: false }`
[INFO] [stdout] fd80fd5c53b7368def7dca037635d1e24b2eb1d5b38d226596d8eb56fcf29e58
