[INFO] fetching crate jsonrpc-stdio-server 14.2.0...
[INFO] documenting jsonrpc-stdio-server-14.2.0 against beta-2020-08-29 for beta-1.47-rustdoc-1
[INFO] extracting crate jsonrpc-stdio-server 14.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate jsonrpc-stdio-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-stdio-server 14.2.0
[INFO] finished tweaking crates.io crate jsonrpc-stdio-server 14.2.0
[INFO] tweaked toml for crates.io crate jsonrpc-stdio-server 14.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate jsonrpc-stdio-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 tokio-stdin-stdout v0.1.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b6b4007166e97a37d6f06ed8dd5d45c0c9aedafe5c161ddd08199cae62bf7984
[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" "b6b4007166e97a37d6f06ed8dd5d45c0c9aedafe5c161ddd08199cae62bf7984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6b4007166e97a37d6f06ed8dd5d45c0c9aedafe5c161ddd08199cae62bf7984", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6b4007166e97a37d6f06ed8dd5d45c0c9aedafe5c161ddd08199cae62bf7984", kill_on_drop: false }`
[INFO] [stdout] b6b4007166e97a37d6f06ed8dd5d45c0c9aedafe5c161ddd08199cae62bf7984
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] b940422515166d9c5be7e5d9bac30f375c34ba3fb802034f9d75d422f2ed7fe7
[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" "b940422515166d9c5be7e5d9bac30f375c34ba3fb802034f9d75d422f2ed7fe7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking tokio-executor v0.1.10
[INFO] [stderr]     Checking crossbeam-queue v0.2.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking tokio-current-thread v0.1.7
[INFO] [stderr]     Checking tokio-timer v0.2.13
[INFO] [stderr]     Checking tokio-threadpool v0.1.18
[INFO] [stderr]     Checking tokio-io v0.1.13
[INFO] [stderr]     Checking tokio-reactor v0.1.12
[INFO] [stderr]     Checking tokio-codec v0.1.2
[INFO] [stderr]     Checking tokio-fs v0.1.7
[INFO] [stderr]     Checking tokio-stdin-stdout v0.1.5
[INFO] [stderr]     Checking tokio-tcp v0.1.4
[INFO] [stderr]     Checking tokio-uds v0.2.6
[INFO] [stderr]     Checking tokio-udp v0.1.6
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking jsonrpc-core v14.2.0
[INFO] [stderr]  Documenting jsonrpc-stdio-server v14.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.43s
[INFO] running `Command { std: "docker" "inspect" "b940422515166d9c5be7e5d9bac30f375c34ba3fb802034f9d75d422f2ed7fe7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b940422515166d9c5be7e5d9bac30f375c34ba3fb802034f9d75d422f2ed7fe7", kill_on_drop: false }`
[INFO] [stdout] b940422515166d9c5be7e5d9bac30f375c34ba3fb802034f9d75d422f2ed7fe7