[INFO] fetching crate vcard 0.4.7...
[INFO] documenting vcard-0.4.7 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate vcard 0.4.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate vcard 0.4.7 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 crates.io crate vcard 0.4.7
[INFO] finished tweaking crates.io crate vcard 0.4.7
[INFO] tweaked toml for crates.io crate vcard 0.4.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate vcard 0.4.7 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 base64-stream v1.2.3
[INFO] [stderr]   Downloaded validators v0.20.19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] c34dbd079d878e4806cade3fec7793f3ec0422a7a6f7c71e073b941aaabdd6c3
[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" "c34dbd079d878e4806cade3fec7793f3ec0422a7a6f7c71e073b941aaabdd6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c34dbd079d878e4806cade3fec7793f3ec0422a7a6f7c71e073b941aaabdd6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c34dbd079d878e4806cade3fec7793f3ec0422a7a6f7c71e073b941aaabdd6c3", kill_on_drop: false }`
[INFO] [stdout] c34dbd079d878e4806cade3fec7793f3ec0422a7a6f7c71e073b941aaabdd6c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 45525051735b52add27a9cd744dd09c5d4f7110f2c7d47675131f674af5e8501
[INFO] running `Command { std: "docker" "start" "-a" "45525051735b52add27a9cd744dd09c5d4f7110f2c7d47675131f674af5e8501", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.34
[INFO] [stderr]    Compiling if_rust_version v1.0.0
[INFO] [stderr]     Checking oncemutex v0.1.1
[INFO] [stderr]     Checking debug-helper v0.3.9
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling quick-xml v0.17.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking regex-cache v0.2.0
[INFO] [stderr]     Checking chrono v0.4.13
[INFO] [stderr]    Compiling chrono-tz v0.5.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling enum-ordinalize v3.1.5
[INFO] [stderr]    Compiling educe v0.4.11
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]     Checking base64-stream v1.2.3
[INFO] [stderr]    Compiling phonenumber v0.2.4+8.11.3
[INFO] [stderr]     Checking validators v0.20.19
[INFO] [stderr]  Documenting vcard v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.62s
[INFO] running `Command { std: "docker" "inspect" "45525051735b52add27a9cd744dd09c5d4f7110f2c7d47675131f674af5e8501", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45525051735b52add27a9cd744dd09c5d4f7110f2c7d47675131f674af5e8501", kill_on_drop: false }`
[INFO] [stdout] 45525051735b52add27a9cd744dd09c5d4f7110f2c7d47675131f674af5e8501