[INFO] fetching crate arpabet_cmudict 2.0.0...
[INFO] documenting arpabet_cmudict-2.0.0 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate arpabet_cmudict 2.0.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate arpabet_cmudict 2.0.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arpabet_cmudict 2.0.0
[INFO] finished tweaking crates.io crate arpabet_cmudict 2.0.0
[INFO] tweaked toml for crates.io crate arpabet_cmudict 2.0.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded arpabet_parser v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 54690b5d85811824d19b323c3e5d77757bd0126d0f4048234220a3c3d9295fe0
[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" "54690b5d85811824d19b323c3e5d77757bd0126d0f4048234220a3c3d9295fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "54690b5d85811824d19b323c3e5d77757bd0126d0f4048234220a3c3d9295fe0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "54690b5d85811824d19b323c3e5d77757bd0126d0f4048234220a3c3d9295fe0", kill_on_drop: false }`
[INFO] [stdout] 54690b5d85811824d19b323c3e5d77757bd0126d0f4048234220a3c3d9295fe0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] d52e3a58def0df5d18245e48c96b166be8d57036ccc06af52932266a76edf151
[INFO] running `Command { std: "docker" "start" "-a" "d52e3a58def0df5d18245e48c96b166be8d57036ccc06af52932266a76edf151", kill_on_drop: false }`
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling siphasher v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking phf_shared v0.8.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling phf_generator v0.8.0
[INFO] [stderr]    Compiling phf_codegen v0.8.0
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]     Checking arpabet_types v2.0.0
[INFO] [stderr]     Checking arpabet_parser v2.0.0
[INFO] [stderr]    Compiling arpabet_cmudict v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting arpabet_cmudict v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not document `arpabet_cmudict`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name arpabet_cmudict src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern arpabet_parser=/opt/rustwide/target/debug/deps/libarpabet_parser-b9df8498e5a04a27.rmeta --extern arpabet_types=/opt/rustwide/target/debug/deps/libarpabet_types-5991866eecc2cf16.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-db88f49d9e5662e7.rmeta --extern phf=/opt/rustwide/target/debug/deps/libphf-21be50106039a0a5.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-147bc681a8d7725f.rmeta --cap-lints=warn --crate-version 2.0.0` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "d52e3a58def0df5d18245e48c96b166be8d57036ccc06af52932266a76edf151", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d52e3a58def0df5d18245e48c96b166be8d57036ccc06af52932266a76edf151", kill_on_drop: false }`
[INFO] [stdout] d52e3a58def0df5d18245e48c96b166be8d57036ccc06af52932266a76edf151
