[INFO] fetching crate websocket 0.26.2...
[INFO] documenting websocket-0.26.2 against 1.46.0 for beta-1.47-rustdoc-1
[INFO] extracting crate websocket 0.26.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate websocket 0.26.2 on toolchain 1.46.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate websocket 0.26.2
[INFO] finished tweaking crates.io crate websocket 0.26.2
[INFO] tweaked toml for crates.io crate websocket 0.26.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate websocket 0.26.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.46.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.46.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f711a4b8d344deebb0c192453b533119a83cd2eee468c5696e41d6f904761349
[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" "f711a4b8d344deebb0c192453b533119a83cd2eee468c5696e41d6f904761349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f711a4b8d344deebb0c192453b533119a83cd2eee468c5696e41d6f904761349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f711a4b8d344deebb0c192453b533119a83cd2eee468c5696e41d6f904761349", kill_on_drop: false }`
[INFO] [stdout] f711a4b8d344deebb0c192453b533119a83cd2eee468c5696e41d6f904761349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+1.46.0" "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] cb68723e2eb46fc1c3db85ae4583325cf0164b064284c103345f0c6e24bbcb5f
[INFO] running `Command { std: "docker" "start" "-a" "cb68723e2eb46fc1c3db85ae4583325cf0164b064284c103345f0c6e24bbcb5f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking tokio-reactor v0.1.10
[INFO] [stderr]     Checking tokio-tls v0.2.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking websocket-base v0.26.1
[INFO] [stderr]  Documenting websocket v0.26.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.46s
[INFO] running `Command { std: "docker" "inspect" "cb68723e2eb46fc1c3db85ae4583325cf0164b064284c103345f0c6e24bbcb5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb68723e2eb46fc1c3db85ae4583325cf0164b064284c103345f0c6e24bbcb5f", kill_on_drop: false }`
[INFO] [stdout] cb68723e2eb46fc1c3db85ae4583325cf0164b064284c103345f0c6e24bbcb5f