[INFO] fetching crate jsonrpc-ipc-server 14.2.0...
[INFO] documenting jsonrpc-ipc-server-14.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate jsonrpc-ipc-server 14.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate jsonrpc-ipc-server 14.2.0 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 jsonrpc-ipc-server 14.2.0
[INFO] finished tweaking crates.io crate jsonrpc-ipc-server 14.2.0
[INFO] tweaked toml for crates.io crate jsonrpc-ipc-server 14.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate jsonrpc-ipc-server 14.2.0 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 parity-tokio-ipc v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 7682668ca3e3e26bf57673a7938a6a6783e3b4236d50fa090d83c487e45e82e8
[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" "7682668ca3e3e26bf57673a7938a6a6783e3b4236d50fa090d83c487e45e82e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7682668ca3e3e26bf57673a7938a6a6783e3b4236d50fa090d83c487e45e82e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7682668ca3e3e26bf57673a7938a6a6783e3b4236d50fa090d83c487e45e82e8", kill_on_drop: false }`
[INFO] [stdout] 7682668ca3e3e26bf57673a7938a6a6783e3b4236d50fa090d83c487e45e82e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 6f86561b59e9c29a78b7ca757881e0ba47e1ff06afd83aed65b30afec0749ce7
[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" "6f86561b59e9c29a78b7ca757881e0ba47e1ff06afd83aed65b30afec0749ce7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking mio-named-pipes v0.1.6
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking globset v0.4.5
[INFO] [stderr]     Checking miow v0.3.4
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-named-pipes v0.1.0
[INFO] [stderr]     Checking parity-tokio-ipc v0.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking jsonrpc-core v14.2.0
[INFO] [stderr]     Checking jsonrpc-server-utils v14.2.0
[INFO] [stderr]  Documenting jsonrpc-ipc-server v14.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.74s
[INFO] running `Command { std: "docker" "inspect" "6f86561b59e9c29a78b7ca757881e0ba47e1ff06afd83aed65b30afec0749ce7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f86561b59e9c29a78b7ca757881e0ba47e1ff06afd83aed65b30afec0749ce7", kill_on_drop: false }`
[INFO] [stdout] 6f86561b59e9c29a78b7ca757881e0ba47e1ff06afd83aed65b30afec0749ce7