[INFO] cloning repository https://github.com/danieldk/conllx-utils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/danieldk/conllx-utils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fconllx-utils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fconllx-utils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f4173a0fbd1f56b95afd5bd50bee2df5fe1c4a8
[INFO] documenting danieldk/conllx-utils against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanieldk%2Fconllx-utils" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danieldk/conllx-utils on toolchain beta-2020-08-29
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/danieldk/conllx-utils
[INFO] finished tweaking git repo https://github.com/danieldk/conllx-utils
[INFO] tweaked toml for git repo https://github.com/danieldk/conllx-utils written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/danieldk/conllx-utils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-08-29" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded maplit v0.1.6
[INFO] [stderr]   Downloaded backtrace v0.3.18
[INFO] [stderr]   Downloaded colored v1.8.0
[INFO] [stderr]   Downloaded winconsole v0.10.0
[INFO] [stderr]   Downloaded lazy-init v0.3.0
[INFO] [stderr]   Downloaded rgb v0.8.13
[INFO] [stderr]   Downloaded getopts v0.2.19
[INFO] [stderr]   Downloaded difference v1.0.0
[INFO] [stderr]   Downloaded reservoir v0.2.0
[INFO] [stderr]   Downloaded conllx v0.10.2
[INFO] [stderr]   Downloaded pretty_assertions v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6aaa7ed7d8551cd4bb08a45a64a321e1ca8d735d2b315f98da6bad376d8a5e6e
[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" "6aaa7ed7d8551cd4bb08a45a64a321e1ca8d735d2b315f98da6bad376d8a5e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6aaa7ed7d8551cd4bb08a45a64a321e1ca8d735d2b315f98da6bad376d8a5e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6aaa7ed7d8551cd4bb08a45a64a321e1ca8d735d2b315f98da6bad376d8a5e6e", kill_on_drop: false }`
[INFO] [stdout] 6aaa7ed7d8551cd4bb08a45a64a321e1ca8d735d2b315f98da6bad376d8a5e6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-08-29" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86a370aa77852c5d27b047621488740b541f8fba23cce23ba10ad5804130cdca
[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" "86a370aa77852c5d27b047621488740b541f8fba23cce23ba10ad5804130cdca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling winapi v0.3.7
[INFO] [stderr]     Checking lazy-init v0.3.0
[INFO] [stderr]     Checking maplit v0.1.6
[INFO] [stderr]     Checking stdinout v0.4.0
[INFO] [stderr]    Compiling backtrace v0.3.18
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking itertools v0.6.5
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking cgmath v0.16.1
[INFO] [stderr]     Checking reservoir v0.2.0
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking conllx v0.10.2
[INFO] [stderr]     Checking conllx v0.12.1
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking conllx-utils v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting conllx-utils v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr] error: Could not document `conllx-utils`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name conllx_triples src/bin/conllx-triples.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-21c245fbf443da83.rmeta --extern colored=/opt/rustwide/target/debug/deps/libcolored-b1834e3bb7145db2.rmeta --extern conllx=/opt/rustwide/target/debug/deps/libconllx-6af9c1af93cf1a6d.rmeta --extern conllx_ng=/opt/rustwide/target/debug/deps/libconllx-5cedfe0a00ff27da.rmeta --extern conllx_utils=/opt/rustwide/target/debug/deps/libconllx_utils-8cc8b8196a85e173.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-54c17d6f8805d5ce.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-a54a18fd2ba52f19.rmeta --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-f1c959228e74afe2.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-e7b46951f74ab286.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-f7dbd11a2149f3ea.rmeta --extern maplit=/opt/rustwide/target/debug/deps/libmaplit-0752fce80cc51ed2.rmeta --extern petgraph=/opt/rustwide/target/debug/deps/libpetgraph-fb44018744abe070.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-d54a7de25b8c5fa8.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-88238f1d23850cd6.rmeta --extern reservoir=/opt/rustwide/target/debug/deps/libreservoir-9670ee372f8c1e0f.rmeta --extern stdinout=/opt/rustwide/target/debug/deps/libstdinout-ebccfd0bcffc44ef.rmeta --extern unicode_normalization=/opt/rustwide/target/debug/deps/libunicode_normalization-9bf7603add38a0b4.rmeta --cap-lints=warn --crate-version 0.4.3` (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" "86a370aa77852c5d27b047621488740b541f8fba23cce23ba10ad5804130cdca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a370aa77852c5d27b047621488740b541f8fba23cce23ba10ad5804130cdca", kill_on_drop: false }`
[INFO] [stdout] 86a370aa77852c5d27b047621488740b541f8fba23cce23ba10ad5804130cdca